<|user|> please recommend me a expensive restaurant that serve afghan food . <|system_actions|> request slot price range,request slot food <|user|> european food ? <|system_actions|> request slot area <|user|> i do not care where it be . <|system_actions|>  <|user|> what be the price range ?
request slot price range,inform area dontcare,inform food european,inform price range expensive