private static async Task Greetings(ITurnContext turnContext, CancellationToken cancellationToken) { IMessageActivity activity = MessageFactory.SuggestedActions( new List <CardAction>() { new CardAction(type: ActionTypes.ImBack, title: "Crea mi propia aventura", displayText: "Comenzar", value: "Crea mi propia aventura"), new CardAction(type: ActionTypes.ImBack, title: "Ayuda", displayText: "Ayuda", value: "Ayuda") }, text: "¡Hola! Soy el Narrador de Historias"); if (turnContext.Activity.ChannelId.Equals("Alexa", StringComparison.InvariantCultureIgnoreCase) && turnContext.AlexaDeviceHasDisplay()) { activity.InputHint = InputHints.AcceptingInput; turnContext.AlexaResponseDirectives().Add(activity.ToAlexaDirective()); } await turnContext.SendActivityAsync(activity, cancellationToken); }