U: Please locate me a guesthouse with 4 star rating in Cambridge.

S: I have many what area would you like it to be in?

U: I am not particular about area but I need it to include free parking.

S: Is cost important to you?

U: No, as long as it has the amenities and stars that I asked for.

S: How about the Alexander bed and breakfast? It is a guesthouse in the center with 4 stars and has free internet and parking.

U: How many square feet are the rooms there?
S: The reviews regarding the room sizes at Alexander B&B are mixed. The majority of the guests found the rooms to be too small while the others thought the larger size was very enjoyable. Would you like me to check on the availability of a large room?