public GetArrivalsResponse GetArrivals(GetArrivalsRequest request)
        {
            GetArrivalsResponse response = proxy.GetArrivals(new GetArrivalsRequest {
            });

            return(response);
        }
        //FlightHistoryService - gives client the history of all arrivals in airport
        public GetArrivalsResponse GetArrivals(GetArrivalsRequest request)
        {
            //get history arrivals from db:
            List <ArrivalDTO> arrivals = serviceLogic.GetArrivalsHistory();

            //returning response:
            return(new GetArrivalsResponse {
                IsSuccess = true, Message = "arrivals pulled succesfuly", Arrivals = arrivals
            });
        }