generate response: I'd like to leave on tuesday, and could you give me the travel time?. Intent: find_train. Slots: train-day=tuesday, train-departure=cambridge, train-destination=broxbourne, train-leaveat=11:15
Response: Yes! Trains from Cambridge to Broxbourne have a travel duration of 60 minutes. The most suitable for you appears to be TR2368, leaving Cambridge on Tuesday at 12:01. Would that work?