user_turns: <SILENCE> im looking for a cheap restaurant west <SILENCE> is there anything else anything else whats their phone number is there any other restaurants what is their phone number what is their address cute 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 west cheap thanh_binh is a nice restaurant in the west of town in the cheap price range You are looking for a restaurant is that right? thanh_binh is a nice restaurant in the west of town in the cheap price range The phone number of thanh_binh is thanh_binh_phone la_margherita is a nice restaurant in the west of town in the cheap price range The phone number of la_margherita is la_margherita_phone Sure , la_margherita is on la_margherita_address  you are welcome