generate response: I love the centre of Cambridge but I always spend too much, are there cheap places to eat there so I can stay within my budget?. Intent: find_train. Slots: restaurant-area=centre, restaurant-pricerange=cheap
Response: Yes, there are several. Charlie Chan serves Chinese food, there's Mahal of Cambridge for Indian, La Raza has Spanish cuisine, and there are a few others. Would you like more?