i am looking for information in cambridge . looking for a restaurant .
user
sure , what kind of restaurant ?
assistant
it does not matter but it should be expensive and it should be in the centre .
user
do you have any cuisine preferences ?
assistant
yes , we would like american type food .
user
we actually have different categories of american food latin american , modern american , north american , and the americas . which of these would you prefer ?
assistant
how about latin america ?
user
i am sorry . i have no results that meet your criteria . would you like to try a different food type , price range , or area ?
assistant
how about north american cuisine instead ?