user_turns: <SILENCE> steak house food steak house british food north thank you good bye
system_turns: Hello , welcome to the Cambridge restaurant system . You can ask for restaurants by area , price range or food type . How may I help you ? What kind of food would you like? I'm sorry but there is no restaurant serving steakhouse food You are looking for a british restaurant right? What part of town do you have in mind?  you are welcome