generate response: I'd like to leave Norwich on Friday and arrive by 12:30.. Intent: find_train. Slots: train-arriveby=12:30, train-day=friday, train-departure=norwich, train-destination=cambridge
Response: There are 6 trains. The closest arrival is TR4045, which leaves at 10:16 and arrives at 11:35. Would you like me to book this train for you?