вторая попытка

src/main/java/com/example/nto/service/BookingService.java

@@ -12,5 +12,8 @@ public interface BookingService {
     List<Booking> getBookingsByEmployee(Employee employee);
     List<Booking> getBookingsByDate(LocalDate date);
     Optional<Booking> getBookingByDateAndPlace(LocalDate date, Place place);
+
+    Optional<Booking> getBookingByEmployeeAndDate(Employee employee, LocalDate date);
+
     Booking createBooking(Employee employee, Place place, LocalDate date);
 }