Where would you be coming from?
I need a taxi to come to backstreet bistro by 19:30. I'm coming from sesame restaurant and bar.
{"__type": "Request", "service": "taxi", "values": ["departure"]}
{"__type": "Inform", "entity": {"__type": "Taxi", "phone": "07216877402", "type": "Grey BMW"}} {"__type": "RequestAlternatives"}
I can book you a Grey BMW with the contact number 07216877402. Is there anything else I can do for you today?