generate response: I'll be coming from Leicester.. Intent: find_train. Slots: train-arriveby=09:15, 9:15, train-day=friday, train-departure=leicester, train-destination=cambridge
Response: There are 3 trains that arrive before 9:15, one arriving at 6:54, one at 7:54, and one at 8:54. Would you like me to book one of those for you?