generate response: Arrival doesnt matter, but it should leave after 13:00. Whatever you recommend. Please book 1 seat. I'll need a reference number as well.. Intent: book_train. Slots: train-bookpeople=1, train-day=tuesday, train-departure=cambridge, train-destination=stansted airport, train-leaveat=13:00
Response: I have booked you on train ID TR8714 leaving at 13:40. 10.10 GBP will be payable at the station and your reference number is I6L9J4IP . Can I do anything else?