generate response: Yes, that would be great. I'll need tickets for 5 people. Can I have the reference number, please?. Intent: book_train. Slots: train-arriveby=12:30, train-bookpeople=5, train-day=wednesday, train-departure=broxbourne, train-destination=cambridge
Response: Booking was successful, the total fee is 89.5 GBP payable at the station . Reference number is : L9BMZLS8 .