user_turns: <SILENCE> <SILENCE> <SILENCE> <SILENCE> yes north <SILENCE> moderately priced <SILENCE> 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? Sorry would you like something in the south or in the north What part of town do you have in mind? Sorry would you like something in the east or in the south api_call R_cuisine north R_price golden_wok is a nice place in the north of town api_call R_cuisine north moderate golden_wok is a nice place in the north of town and the prices are moderate  you are welcome