user_turns: <SILENCE> im looking for a cheap restaurant serving russian food uh what about chinese food <SILENCE> does it serve chinese food <SILENCE> im looking for a cheap restaurant that serves russian type of food type of food im looking for a cheap restaurant that serves chinese dont care whats the address whats the phone number 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 ? I'm sorry but there is no restaurant serving russian food api_call R_cuisine R_location cheap la_margherita is in the cheap price range api_call chinese R_location cheap la_margherita serves italian food Sorry would you like chinese or russian food? kohinoor is in the cheap price range kohinoor is a great restaurant kohinoor serves indian food Sorry would you like chinese or russian food? What part of town do you have in mind? rice_house serves chinese food in the cheap price range Sure , rice_house is on rice_house_address The phone number of rice_house is rice_house_phone  you are welcome