user_turns: <SILENCE> im looking for an expensive restaurant in the east part of town doesnt matter <SILENCE> whats the phone number is it an expensive restaurant 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 ? What kind of food would you like? api_call R_cuisine east expensive royal_standard is a nice restaurant in the east of town serving gastropub food The phone number of royal_standard is royal_standard_phone royal_standard is a nice restaurant in the east of town in the expensive price range  you are welcome