U: I am looking for a restaurant in the city's center that is in th cheap price range.

S: I have several restaurants matching that criteria.  What type of food would you prefer?

U: I would like Mediterranean food please.

S: The gardenia fits that criteria would you like a reservation?

U: Yes, could you please reserve a table for 6 at 18:00 on Saturday?

S: Sure thing here is the ref number QB8LCY5R.

U: I'm also looking for a guesthouse that includes free parking.  Can you help me?

S: Definitely. Are you interested in a particular area or price range?

U: No, any area or price range will do. I just need free parking and wifi.

S: Acorn Guesthouse is nice do you want their info ?

U: Is it a place with big guest rooms?
S: A reviewer said that the rooms were big enough to fit their family. Is there anything else that I can help you with?