I have several possibilities for Monday. Can you specify your destination so I can narrow down my search? OK, when do you want to leave or arrive by? There is train leaving at 07:40 that will arrive at 10:23,do you want that train?
I want to take a train to cambridge on monday, what's available? I am going to Cambridge, from Birmimgnham New Street. I'd like to leave after 17:00. When would I arrive? Yes. Please book that train.
{"__type": "Inform", "entity": {"__type": "Train", "arrive by": "10:23", "leave at": "07:40"}} {"__type": "Confirm", "entity": {"__type": "Train"}}
{"__type": "NotifySuccess", "service": "train", "entity": {"__type": "Train", "book people": "1", "price": "75.09 GBP", "ref": "TFI0LLL4"}}
Booked 1 ticket! Reference number: TFI0LLL4 . Fee is 75.09 GBP to be paid at the station.