'Add a new <Client> element
:param name: name of client
:param method: action URL method
:param url: action URL
:param status_callback_event: events to call status callback
:param status_callback_method: status callback URL method
:param status_callback: status callback URL
:param kwargs: additional attributes
:return: <Dial> element'

def client(self, name, method=None, url=None, status_callback_event=None, status_callback_method=None, status_callback=None, **kwargs):

    return self.nest(Client(name, method=method, url=url, status_callback_event=status_callback_event, status_callback_method=status_callback_method, status_callback=status_callback, **kwargs))
