generate response: Friday, I am taking a half day at work to get an early weekend so after 14:00 please.. Intent: find_train. Slots: train-day=friday, train-departure=cambridge, train-destination=birmingham new street, train-leaveat=14:00
Response: There is a 14:01 or if that's too close to 14:00 there is a 15:01 as well.