generate response: I'm going to Stevenage from Cambridge. I need to arrive by 09:15. Thanks for your help!. Intent: find_train. Slots: train-arriveby=09:15, train-day=friday, train-departure=stevenage, train-destination=cambridge
Response: TR4800 leaves at 07:54 and arrives in Cambridge by 08:43, would you like to book a seat?