U: I need lodgings, and I'd like to stay in an expensive guesthouse.

S: Our database doesn't list an expensive guesthouse, would you like me to try something else?

U: I would like a 4 star hotel, in an expensive guesthouse please.  Thanks!

S: I don't have anything in that area that meets those criteria.  Can I try searching something else?

U: What about a moderate priced one instead?

S: I have 11 results. Do you prefer to stay in a particular area of town?

U: I don't have an area preference.

S: I located  avalon guesthouse located north, is a 4 and moderately priced. Would you like me to book a room for how many guest, days and starting on what day?

U: Is there a good view from the room?
S: The Avalon is said to have a fantastic view of the sunrise. It has been described as amazing by guests. Do you want to make a reservation?