Ok no problem, where will you be coming from and what will be the date & time?
I need a train going tocambridge. I'm coming from broxbourne and I'd like to leave on Wednesday and arrive by 17:00.
{"__type": "Request", "service": "train", "values": ["day", "departure", "leave at"]}
{"__type": "Inform", "entity": {"__type": "Train", "day": "Wednesday", "departure": "Broxbourne", "destination": "Cambridge", "leave at": "05:32", "trainid": "TR0788"}} {"__type": "Confirm", "entity": {"__type": "Train"}} {"__type": "RequestAlternatives"}
The TR0788 departing Broxbourne for Cambridge on Wednesday on 05:32 may suit you. Would you like to book a seat or need more information?