private async Task FlightSearch(object o)
        {
            if (!ValidateFlightSearch())
            {
                return;
            }

            UiState = UiState.Wait;

            FlightSearchResult = await m_crudManager.FlightSearch(SelectedOriginCity.IataCityCode, SelectedDestinationCity.IataCityCode, Adults, Children, Infants);

            UiState = UiState.Normal;
        }