CallController.cs - An example of a CallController for Twilio and MVC 3

CallController.cs

using System.Web.Mvc;
using _8Ball.Common;
using TwilioSharp.MVC3.Controllers;
using TwilioSharp.Request;

public class CallController : TwiMLController
{
    [HttpPost]
    public ActionResult New(CallRequest request)
    {
        return TwiML(response => response
                                    .Say("Thanks for calling the All Knowing Magical 8 Ball.")
                                    .Say("Ask a Question after the Beep.")
                                    .Say("Press Pound when done.")
                                    .Record(Url.Action("Question")));
    }

    [HttpPost]
    public ActionResult Question(CallRecordRequest request)
    {
        return TwiML(response => response
                                    .Say("The Magical 8 Ball Says")
                                    .Say(Magic8BallAnswerizer3000.GetAnswer())
                                    .Pause(1)                                        
                                    .GatherWhileSaying("Press Any Key To Ask Another Question.  Or Pound to Exit.", 
                                        actionUrl: Url.Action("New"),
                                        timeoutSeconds: 3)
                                    .Say("Goodbye")
                                    .Hangup());
    }
}