<|user|> i want to find a restaurant in the centre part of town and serve persian food . <|system_actions|>  <|user|> i would like a thai restaurant then . <|system_actions|> request slot price range <|user|> yes please . like to hear less to most expensive first . <|system_actions|>  <|user|> what be the address and phone numb ? <|system_actions|>  <|user|> thank you , goodbye
inform food thai,inform area centre,inform price range expensive