user_turns: <SILENCE> im looking for a restaurant in the center of town that serves lebanese food yes <SILENCE> where is it located where is it located what is the phone number thank you good bye 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 ? You are looking for a lebanese restaurant right? api_call lebanese R_location R_price ali_baba serves lebanese food Can I help you with anything else? Sure , ali_baba is on ali_baba_address The phone number of ali_baba is ali_baba_phone I am sorry but there is no other lebanese restaurant in the centre of town  you are welcome