user_turns: <SILENCE> im looking for a restaurant in the north part of town serving lebanese food im looking for a restaurant in the north part of town serving italian food im looking for a restaurant in the north part of town serving italian type of food no thank you goodbye
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 ? You are looking for a lebanese restaurant right? I'm sorry but there is no lebanese restaurant in the north of town You are looking for a lebanese restaurant right? I'm sorry but there is no lebanese restaurant in the north of town  you are welcome