generate response: nevermind, i'm going to cambridge not from it. i'm leaving from norwich. Intent: book_train. Slots: train-departure=norwich, train-destination=cambridge, train-leaveat=11:00
Response: I have booked you on TR8662 which leaves Norwich at 11:16 on Friday and takes 79 min to get to Cambridge for 17.60 pounds. Reference R42CEKG8