generate response: Yes, please book tickets for 7 people on that train and absolutely do remember to send me the reference number too. Intent: book_train. Slots: train-bookpeople=7, train-day=friday, train-departure=stevenage, train-leaveat=15:15
Response: Okay I have booked that for you and the Reference number is 9BT7493G . Is there anything else I can help you with?