generate response: I actually didn't want to book yet, but that's ok. I just needed to know how much the ticket costs.. Intent: book_train. Slots: train-bookpeople=1, train-day=thursday, train-departure=cambridge, train-destination=london kings cross, train-leaveat=19:30
Response: The price for TR0720 is 23.60 pounds. Can I help you with anything else today?