generate response: I need a train leaving norwich that arrives in Cambridge by 11:00 on Wednesday.. Intent: find_train. Slots: restaurant-bookday=wednesday, restaurant-bookpeople=4, restaurant-booktime=17:30, restaurant-name=meghna, train-arriveby=11:00, train-day=wednesday, train-departure=norwich, train-destination=cambridge
Response: The first train leaves at 5:16.