user_turns: <SILENCE> i want a restaurant in the west part of town that serves jamaican what about a restaurant that serves vietnamese type food no <SILENCE> vietnamese i want a vietnamese restaurant yeah that serves viet <SILENCE> phone number what is 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 ? What kind of food would you like? I'm sorry but there is no restaurant serving jamaican food You are looking for a thai restaurant right? api_call R_cuisine west R_price sala_thong is a nice place in the west of town serving tasty thai food I am sorry but there is no other thai restaurant in the west of town Did you say you are looking for a restaurant in the west of town? You are looking for a vietnamese restaurant right? api_call vietnamese west R_price thanh_binh is a nice place in the west of town serving tasty vietnamese food thanh_binh is a great restaurant The phone number of thanh_binh is thanh_binh_phone  you are welcome