I have a number of trains leaving from london liverpool street. Where are you going and when do you want to go?
I'm looking for a train departing from London Liverpool street. I am going to Cambridge and need to arrive by 21:15 on Tuesday. Can you do that?
{"__type": "Inform", "entity": {"__type": "Train", "choice": "a number", "departure": "london liverpool street"}} {"__type": "Request", "service": "train", "values": ["day", "destination"]}
{"__type": "Inform", "entity": {"__type": "Train", "arrive by": "21:15", "choice": "8", "day": "Tuesday"}} {"__type": "Offer", "entity": {"__type": "Train", "arrive by": "19:07", "leave at": "17:39"}}
Yes I can. There are a total of 8 trains arriving by 21:15 on Tuesday. Would a train that departs at 17:39 and arrives by 19:07 be okay with you?