U: Yes, I'm looking for a Cuban restaurant in the Centre.

S: I don't see any Cuban restaurants in the Centre. Would you like to look for Cuban restaurants in another location?

U: Hmm okay can you search for chinese food instead then please?

S: There are 10 entries here. I recommend charlie chan.

U: Do the reviews mention large portion sizes?
S: Most recent diners were disappointed with the small portions, unfortunately. Would you like to look at another option?