user_turns: <SILENCE> expensive restaurant in the east east <SILENCE> expensive whats the address 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 part of town do you have in mind? api_call R_cuisine east R_price pizza_hut_fen_ditton is a nice place in the east of town pizza_hut_fen_ditton is a great restaurant Sure , pizza_hut_fen_ditton is on pizza_hut_fen_ditton_address  you are welcome