diff --git a/Hotel/HotelContracts/BindingModels/CleaningBindingModel.cs b/Hotel/HotelContracts/BindingModels/CleaningBindingModel.cs
index 7e0c3c4..6737fa0 100644
--- a/Hotel/HotelContracts/BindingModels/CleaningBindingModel.cs
+++ b/Hotel/HotelContracts/BindingModels/CleaningBindingModel.cs
@@ -2,9 +2,10 @@
 
 namespace HotelContracts.BindingModels;
 
-public class CleaningBindingModel : ICleaning
+public class CleaningBindingModel : ICleaningModel
 {
     public int Id { get; }
     public DateTime Date { get; }
     public int RoomId { get; }
+    public Dictionary<int, ICleaningInstrumentsModel> CleaningInstruments { get; }
 }
\ No newline at end of file
diff --git a/Hotel/HotelContracts/BindingModels/CleaningInstrumentsBindingModel.cs b/Hotel/HotelContracts/BindingModels/CleaningInstrumentsBindingModel.cs
index ffbc96a..0d7c482 100644
--- a/Hotel/HotelContracts/BindingModels/CleaningInstrumentsBindingModel.cs
+++ b/Hotel/HotelContracts/BindingModels/CleaningInstrumentsBindingModel.cs
@@ -2,7 +2,7 @@
 
 namespace HotelContracts.BindingModels;
 
-public class CleaningInstrumentsBindingModel : ICleaningInstruments
+public class CleaningInstrumentsBindingModel : ICleaningInstrumentsModel
 {
     public int Id { get; }
     public string Type { get; }
diff --git a/Hotel/HotelContracts/BindingModels/GuestBindingModel.cs b/Hotel/HotelContracts/BindingModels/GuestBindingModel.cs
index fe7d9c3..4d17bcd 100644
--- a/Hotel/HotelContracts/BindingModels/GuestBindingModel.cs
+++ b/Hotel/HotelContracts/BindingModels/GuestBindingModel.cs
@@ -2,7 +2,7 @@
 
 namespace HotelContracts.BindingModels;
 
-public class GuestBindingModel : IGuest
+public class GuestBindingModel : IGuestModel
 {
     public int Id { get; }
     public string Name { get; }
diff --git a/Hotel/HotelContracts/BindingModels/MaitreBindingModel.cs b/Hotel/HotelContracts/BindingModels/MaitreBindingModel.cs
index 5ab4a0d..bd8cdc7 100644
--- a/Hotel/HotelContracts/BindingModels/MaitreBindingModel.cs
+++ b/Hotel/HotelContracts/BindingModels/MaitreBindingModel.cs
@@ -2,7 +2,7 @@
 
 namespace HotelContracts.BindingModels;
 
-public class MaitreBindingModel : IMaitre
+public class MaitreModelBindingModel : IMaitreModel
 {
     public int Id { get; }
     public string Name { get; }
diff --git a/Hotel/HotelContracts/BindingModels/ReservationBindingModel.cs b/Hotel/HotelContracts/BindingModels/ReservationBindingModel.cs
index 19e47a6..9132c10 100644
--- a/Hotel/HotelContracts/BindingModels/ReservationBindingModel.cs
+++ b/Hotel/HotelContracts/BindingModels/ReservationBindingModel.cs
@@ -2,11 +2,12 @@
 
 namespace HotelContracts.BindingModels;
 
-public class ReservationBindingModel : IReservation
+public class ReservationModelBindingModel : IReservationModel
 {
     public int Id { get; }
     public DateTime StartDate { get; }
     public DateTime EndDate { get; }
     public int GuestId { get; }
     public int MaitreId { get; }
+    public Dictionary<int, IRoomModel> ReservationsRooms { get; }
 }
\ No newline at end of file
diff --git a/Hotel/HotelContracts/BindingModels/RoomBindingModel.cs b/Hotel/HotelContracts/BindingModels/RoomBindingModel.cs
index 1416619..735b475 100644
--- a/Hotel/HotelContracts/BindingModels/RoomBindingModel.cs
+++ b/Hotel/HotelContracts/BindingModels/RoomBindingModel.cs
@@ -2,7 +2,7 @@
 
 namespace HotelContracts.BindingModels;
 
-public class RoomBindingModel : IRoom
+public class RoomModelBindingModel : IRoomModel
 {
     public int Id { get; }
     public string Type { get; }
diff --git a/Hotel/HotelDataModels/Models/ICleaning.cs b/Hotel/HotelDataModels/Models/ICleaning.cs
deleted file mode 100644
index 1a0a170..0000000
--- a/Hotel/HotelDataModels/Models/ICleaning.cs
+++ /dev/null
@@ -1,7 +0,0 @@
-namespace HotelDataModels.Models;
-
-public interface ICleaning : IId
-{
-    DateTime Date { get; }
-    int RoomId { get; }
-}
\ No newline at end of file
diff --git a/Hotel/HotelDataModels/Models/ICleaningInstruments.cs b/Hotel/HotelDataModels/Models/ICleaningInstrumentsModel.cs
similarity index 56%
rename from Hotel/HotelDataModels/Models/ICleaningInstruments.cs
rename to Hotel/HotelDataModels/Models/ICleaningInstrumentsModel.cs
index 47ed313..30bf291 100644
--- a/Hotel/HotelDataModels/Models/ICleaningInstruments.cs
+++ b/Hotel/HotelDataModels/Models/ICleaningInstrumentsModel.cs
@@ -1,6 +1,6 @@
 namespace HotelDataModels.Models;
 
-public interface ICleaningInstruments : IId
+public interface ICleaningInstrumentsModel : IId
 {
     string Type { get; }
 }
\ No newline at end of file
diff --git a/Hotel/HotelDataModels/Models/ICleaningModel.cs b/Hotel/HotelDataModels/Models/ICleaningModel.cs
new file mode 100644
index 0000000..fe0557a
--- /dev/null
+++ b/Hotel/HotelDataModels/Models/ICleaningModel.cs
@@ -0,0 +1,8 @@
+namespace HotelDataModels.Models;
+
+public interface ICleaningModel : IId
+{
+    DateTime Date { get; }
+    int RoomId { get; }
+    Dictionary<int, ICleaningInstrumentsModel> CleaningInstruments { get; }
+}
\ No newline at end of file
diff --git a/Hotel/HotelDataModels/Models/IGuest.cs b/Hotel/HotelDataModels/Models/IGuestModel.cs
similarity index 77%
rename from Hotel/HotelDataModels/Models/IGuest.cs
rename to Hotel/HotelDataModels/Models/IGuestModel.cs
index 55ecf63..fa04a5a 100644
--- a/Hotel/HotelDataModels/Models/IGuest.cs
+++ b/Hotel/HotelDataModels/Models/IGuestModel.cs
@@ -1,6 +1,6 @@
 namespace HotelDataModels.Models;
 
-public interface IGuest : IId
+public interface IGuestModel : IId
 {
     string Name { get; }
     string SecondName { get; }
diff --git a/Hotel/HotelDataModels/Models/IMaitre.cs b/Hotel/HotelDataModels/Models/IMaitreModel.cs
similarity index 82%
rename from Hotel/HotelDataModels/Models/IMaitre.cs
rename to Hotel/HotelDataModels/Models/IMaitreModel.cs
index 84be2f8..d480f18 100644
--- a/Hotel/HotelDataModels/Models/IMaitre.cs
+++ b/Hotel/HotelDataModels/Models/IMaitreModel.cs
@@ -1,6 +1,6 @@
 namespace HotelDataModels.Models;
 
-public interface IMaitre : IId
+public interface IMaitreModel : IId
 {
     string Name { get; }
     string SecondName { get; }
diff --git a/Hotel/HotelDataModels/Models/IReservation.cs b/Hotel/HotelDataModels/Models/IReservationModel.cs
similarity index 60%
rename from Hotel/HotelDataModels/Models/IReservation.cs
rename to Hotel/HotelDataModels/Models/IReservationModel.cs
index c2ddd42..c2e3c42 100644
--- a/Hotel/HotelDataModels/Models/IReservation.cs
+++ b/Hotel/HotelDataModels/Models/IReservationModel.cs
@@ -1,9 +1,10 @@
 namespace HotelDataModels.Models;
 
-public interface IReservation : IId
+public interface IReservationModel : IId
 {
     DateTime StartDate { get; }
     DateTime EndDate { get; }
     int GuestId { get; }
     int MaitreId { get; }
+    Dictionary<int, IRoomModel> ReservationsRooms { get; }
 }
\ No newline at end of file
diff --git a/Hotel/HotelDataModels/Models/IRoom.cs b/Hotel/HotelDataModels/Models/IRoomModel.cs
similarity index 71%
rename from Hotel/HotelDataModels/Models/IRoom.cs
rename to Hotel/HotelDataModels/Models/IRoomModel.cs
index 5e0b70a..2f00fb2 100644
--- a/Hotel/HotelDataModels/Models/IRoom.cs
+++ b/Hotel/HotelDataModels/Models/IRoomModel.cs
@@ -1,6 +1,6 @@
 namespace HotelDataModels.Models;
 
-public interface IRoom : IId
+public interface IRoomModel : IId
 {
     string Type { get; }
     int Cost { get; }