generate response: Did I mention I need two tickets? There are 2 of us. Sorry.. Intent: book_train. Slots: train-bookpeople=2, train-day=friday, train-departure=stansted airport, train-destination=cambridge, train-leaveat=14:00, 2pm
Response: Not a problem. The reference number is BYTSKQJT, and the price is 20.2 GBP, payable at the station. Is there anything else I can assist you with?