generate response: I'll take 5 tickets on the 11:16, please. Any may I have the reference number?. Intent: book_train. Slots: train-arriveby=13:15, train-bookpeople=5, train-day=wednesday, train-departure=norwich, train-destination=cambridge
Response: I was able to book that. The reference number is BY848B54 . 88 GBP is payable at the station.