private async void AddTripButton_Click(object sender, RoutedEventArgs e) { NewTripNameTextBox.Text = ""; NewTripStartDatePicker.Date = DateTimeOffset.Now; NewTripEndDatePicker.Date = DateTimeOffset.Now.AddDays(7); ContentDialogResult result = await AddTripDialog.ShowAsync(); if (result == ContentDialogResult.Primary) { TripDTO newTrip = new TripDTO { Name = NewTripNameTextBox.Text, StartDateTime = NewTripStartDatePicker.Date.DateTime, EndDateTime = NewTripEndDatePicker.Date.DateTime }; var trips = await _service.AddTrip(newTrip); SetupTrips(trips); Bindings.Update(); } }