user_turns: <SILENCE> breathing part of town cheap restaurant <SILENCE> <SILENCE> <SILENCE> <SILENCE> <SILENCE> anything else <SILENCE> <SILENCE> <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 kind of food would you like? There are restaurants in the south of town . What type of food do you want? You are looking for a restaurant serving any kind of food right? There are restaurants in the north of town serving any kind of food . What price range would you like? Would you like something in the cheap , moderate , or expensive price range? api_call R_cuisine north cheap restaurant_two_two is a nice place in the north of town saigon_city is a nice place in the north of town city_stop_restaurant is a nice place in the north of town Sure , city_stop_restaurant is on city_stop_restaurant_address Can I help you with anything else?  you are welcome