generate response: I'd like to leave after 09:30 on Sunday and go to kings lynn from cambridge.. Intent: find_train. Slots: train-day=sunday, train-departure=cambridge, train-destination=kings lynn, train-leaveat=09:30
Response: There are 14 trains leaving every hour, with the first being at 10:11 and the last one of the day being at 23:11. Which would you like to book?