generate response: Sometime after 8:30, please.. Intent: book_train. Slots: train-bookpeople=6, train-day=friday, train-departure=cambridge, train-destination=birmingham new street, train-leaveat=08:30, 8:30
Response: I have 15 trains leaving hourly on the :01 from 9:01 to 23:01. The trip duration is 163 minutes. What time would you prefer?