generate response: That sounds good. I will need 4 tickets.. Intent: book_train. Slots: train-bookpeople=4, train-day=wednesday, train-departure=cambridge, train-destination=stevenage, train-leaveat=19:15
Response: I was able to book that for you; the total fee is 51.2 GBP payable at the station . Your confirmation number is 3JBQP8O4 .