id selection from the appropiate list

lib/presentation/appointments/widgets/hospital_bottom_sheet/hospital_bottom_sheet_body.dart

@@ -100,10 +100,11 @@ class HospitalBottomSheetBody extends StatelessWidget {
                     regionalViewModel.setBottomSheetState(AppointmentViaRegionState.CLINIC_SELECTION);
                     regionalViewModel.handleLastStepForRegion();
                   }else if (regionalViewModel.regionBottomSheetType == RegionBottomSheetType.FOR_CLINIIC) {
-
                     regionalViewModel.setBottomSheetState(AppointmentViaRegionState.DOCTOR_SELECTION);
                     regionalViewModel.handleLastStepForClinic();
-
+                  }else if (regionalViewModel.regionBottomSheetType == RegionBottomSheetType.REGION_FOR_DENTAL_AND_LASER) {
+                    regionalViewModel.setBottomSheetState(AppointmentViaRegionState.DOCTOR_SELECTION);
+                    regionalViewModel.handleLastStepForDentalAndLaser();
                   }
                 });},
               separatorBuilder: (_, __) => SizedBox(

lib/presentation/book_appointment/select_clinic_page.dart

@@ -260,7 +260,21 @@ class _SelectClinicPageState extends State<SelectClinicPage> {
       return HospitalBottomSheetBody();
     }
     if(data.bottomSheetState == AppointmentViaRegionState.DOCTOR_SELECTION){
-      bookAppointmentsViewModel.setProjectID(regionalViewModel.selectedHospital?.patientDoctorAppointmentList?.first.projectID.toString());
+      //if the region screen is opened for the dental clinic thenthe project id will be in the hospital list as the list is formed form the get project api
+      var id = "";
+      if (data.regionBottomSheetType ==
+          RegionBottomSheetType.REGION_FOR_DENTAL_AND_LASER) {
+        id = regionalViewModel.selectedHospital?.hospitalList?.first?.iD
+                ?.toString() ??
+            "";
+      } else {
+        id = regionalViewModel.selectedHospital?.patientDoctorAppointmentList
+                ?.first?.projectID
+                ?.toString() ??
+            "";
+      }
+      bookAppointmentsViewModel.setProjectID(id);
+      return SizedBox.shrink();
     }
     else {
       return SizedBox.shrink();