generate response: Yes, I need 5 tickets please.. Intent: book_train. Slots: train-bookpeople=5, train-day=thursday, train-departure=broxbourne, train-destination=cambridge, train-leaveat=20:00
Response: Okay, your booking was successful. The total fee is 89.5 GBP which can be paid at the station. Your reference number is STB4RJ95 .