generate response: Whatever the closest train to arriving before 21:45 is will be fine with me.. Intent: book_train. Slots: train-arriveby=21:45, train-day=wednesday, train-departure=peterborough, train-destination=cambridge, train-leaveat=dontcare
Response: I got 1 ticket for you on TR8935 it will arrive by 08:09. Your reference number is C0M3TLKH . Anything else today?