generate response: Yes please book the train for me, and I will need the travel time as well. Thank you for your help.. Intent: find_train. Slots: train-day=thursday, train-departure=cambridge, train-destination=leicester, train-leaveat=21:00
Response: TR3470 leaves at 21:21 and arrives by 23:06, duration is 105 minutes. I will book it for you if you will tell me how many tickets you need.