user_turns: <SILENCE> <SILENCE> im looking for a moderately priced restaurant and it should serve brazilian food yes what about indian food no indian <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 moderate price range . What type of food do you want? You are looking for a brazilian restaurant right? I'm sorry but there is no restaurant serving brazilian food You are looking for a brazilian restaurant right? There are restaurants serving indian in the moderate price range . What area would you like? What part of town do you have in mind?  you are welcome