private void GetDeparturesFromServer()
        {
            GetDeparturesResponse response = FHServicePorxy.GetDepartures(new GetDeparturesRequest());

            if (response.IsSuccess)
            {
                Departures = new ObservableCollection <DepartureDTO>(response.Departures);
            }
        }
        private void GetArrivalsFromServer()
        {
            GetArrivalsResponse response = FHServicePorxy.GetArrivals(new GetArrivalsRequest());

            if (response.IsSuccess)
            {
                Arrivals = new ObservableCollection <ArrivalDTO>(response.Arrivals);
            }
        }