user_turns: <SILENCE> the center of town barbecue food <SILENCE> how about indian <SILENCE> no italian food um doesnt matter if its in the center of the town <SILENCE> how about italian food doesnt matter whats their price range and their 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 ? Would you like something in the cheap , moderate , or expensive price range? api_call R_cuisine R_location R_price Sorry there is no barbeque restaurant in the centre of town api_call indian R_location R_price curry_garden is a nice restaurant in the centre of town serving indian food Would you like something in the cheap , moderate , or expensive price range? api_call italian R_location R_price Sorry there is no the_americas restaurant in the centre of town Would you like something in the cheap , moderate , or expensive price range? pizza_express is a nice restaurant in the centre of town serving italian food pizza_express is in the moderate price range The phone number of pizza_express is pizza_express_phone  you are welcome