generate response: I'm leaving from London Kings Cross and going to Cambridge. I'd like to leave after 14:30 on Wednesday.. Intent: find_train. Slots: train-day=wednesday, train-departure=london kings cross, train-destination=cambridge, train-leaveat=14:30
Response: I have 5 options available for wednesday. You can leave at 15:17, 17:17. 19:17, 21:17, or 23:17. What time would you like to leave?