generate response: If nothing before 12:30 is there, what time are available?. Intent: find_train. Slots: train-arriveby=12:30, train-day=friday, train-departure=cambridge, train-destination=stevenage
Response: I apologize. There is TR3043 that will depart at 11:21 and arrive at 12:10. Would you like me to book that for you?