generate response: Thank you. Could I get the ID of the 11:40 train? Also, is the travel time 35 minutes?. Intent: find_train. Slots: train-arriveby=20:15, train-day=monday, train-departure=cambridge, train-destination=stansted airport, train-leaveat=dontcare
Response: Sure. the train ID is TR1552 and the travel time is 28 minutes. Anything else I can help you with?