I'd be happy to help! Where are you coming from? And can you tell me your destination please?
I'd like a taxi please. I'll be wanting it to leave after 15:45 I'm coming from the gandhi. I'll be going to adc theatre.
{"__type": "Request", "service": "taxi", "values": ["destination"]}
{"__type": "Request", "service": "taxi", "values": ["leave at"]}
What time would you like to leave?