generate response: I'm looking for a train going to Cambridge on Friday.. Intent: find_train. Slots: hotel-area=north, hotel-bookday=friday, hotel-bookpeople=6, hotel-bookstay=3, hotel-name=acorn guest house, hotel-pricerange=moderate, hotel-stars=4, train-destination=cambridge
Response: Where will you be departing from? I have a number of trains to choose from. What time would you like to leave?