user_turns: <SILENCE> im looking for an expensive restaurant right right <SILENCE> address phone number what type of food 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 ? There are restaurants in the expensive price range . What type of food do you want? You are looking for a restaurant serving any kind of food right? api_call R_cuisine east expensive royal_standard is a nice place in the east of town and the prices are expensive Sure , royal_standard is on royal_standard_address The phone number of royal_standard is royal_standard_phone royal_standard serves gastropub food  you are welcome