'Route the specified :class:`Call` to another url.
:param sid: A Call Sid for a specific call
:param url: A valid URL that returns TwiML.
:param method: The HTTP method Twilio uses when requesting the URL.
:returns: Updated :class:`Call` resource'

def route(self, sid, url, method='POST'):

    return self.update(sid, url=url, method=method)
