generate response: I will need it for four people.. Intent: book_train. Slots: train-arriveby=15:00, 3 pm, train-bookpeople=4, train-day=monday, train-destination=broxbourne, train-leaveat=09:30, 9:30
Response: Booking was successful, the total fee is 71.59 GBP payable at the station . Reference number is : UYNXZ4W5 . Do you need anything else?