generate response: That is not better. I would like a reference number for the 4 tickets already booked, please.. Intent: book_train. Slots: train-arriveby=09:30, 9:30, train-bookpeople=4, train-day=thursday, train-departure=cambridge, train-destination=stevenage
Response: Sure thing. The reference number is L130XFN9 . How else may I help?