public string SendBoyFetch(string numberPlate, string boyName)
        {
            var parkingBoy = ParkingBoyList.Where(boy => boy.Name == boyName).ElementAt(0);

            return(parkingBoy.Fetch(numberPlate, parkingBoy.BoyParkingLotList));
        }
 public void AddParkingBoy(ParkingBoy parkingBoy)
 {
     ParkingBoyList.Add(parkingBoy);
 }