generate response: I would like to catch an early train. What time does the first train depart?. Intent: find_train. Slots: train-arriveby=15:15, train-day=thursday, train-destination=leicester
Response: The first train departs at 5:21, but if you want to arrive at 15:15, the best train to take would be the TR1160 which will get there at 15:06.