public List <Guest> getGuestsForBooking(Booking b)
 {
     return(data.getGuests(b.BookingReferenceNumber));
 }
 public void updateBookingDates(Booking b)
 {
     data.updateBookingDates(b.BookingReferenceNumber, b.ArrivalDate, b.DepartureDate, b.ChaletID);
 }
 public void deleteCarHire(Booking b)
 {
     data.deleteCarHire(b.BookingReferenceNumber);
 }
 public CarHire getCarHireForBooking(Booking b)
 {
     return(data.getCarHire(b.BookingReferenceNumber));
 }