generate response: Yes. I would like to book it for 5 people.. Intent: book_train. Slots: train-bookpeople=5, train-day=friday, train-departure=stevenage, train-destination=cambridge, train-leaveat=09:45, 9:45
Response: I have your tickets booked, the total fee is 64 GBP payable at the station, your reference number is 2TAN5YZ3 .