generate response: What is the travel time for the train? Also, I need a place to eat in the centre. It should be in the expensive range.. Intent: find_train. Slots: restaurant-area=centre, restaurant-pricerange=expensive, train-arriveby=18:45, train-day=saturday, train-departure=cambridge, train-destination=leicester
Response: I'm sorry that train ID is actually TR7600. The duration of trip is 105 minutes. As to locating a restaurant, what type of food would you like to eat?