public async Task <DialogTurnResult> SendTextAsync(WaterfallStepContext stepContext, CancellationToken cancellationToken) { var phone = PhoneNumbers.ContainsKey((stepContext.Result as FoundChoice)?.Value) ? PhoneNumbers[(stepContext.Result as FoundChoice)?.Value] : "6101234567"; try { string accountSID = "AC039559141884d03c96a0f57f91357332"; string authToken = "1e15e552340d63875be0aecb475867b7"; // Initialize the TwilioClient. TwilioClient.Init(accountSID, authToken); // Send message via Twilio var message = MessageResource.Create( to: new PhoneNumber($"+1{phone}"), from: new PhoneNumber("+12674777516"), body: $"{PplLocations[LocationEntity]}"); } catch (TwilioException ex) { await stepContext.Context.SendActivityAsync(MessageFactory.Text($"Sorry, I unable to send the location to {phone}.")); LocationEntity = null; return(await stepContext.ReplaceDialogAsync(RootWaterfallDialog.DialogId, null, cancellationToken)); } await stepContext.Context.SendActivityAsync(MessageFactory.Text($"I have successfully sent the location to {phone}.")); LocationEntity = null; return(await stepContext.ReplaceDialogAsync(RootWaterfallDialog.DialogId, null, cancellationToken)); }