generate response: I don't have a preference for leaving. Could you book it for 8 people and provide the reference number.. Intent: book_train. Slots: train-arriveby=13:15, train-bookpeople=8, train-day=monday, train-departure=norwich, train-destination=cambridge, train-leaveat=dontcare
Response: I booked 8 tickets on the TR9020 train. The reference number is 111OTIYE