docs: def redirect(self, id, name, **options):
          """
          Forwards an incoming call to another destination / phone number before answering it.
          Argument: id is a String
          Argument: name is a String
          Argument: **options is a set of optional keyword arguments.
          See https://www.tropo.com/docs/webapi/redirect
          """
          self._steps.append(Redirect(id, name, **options).obj)