U: Hi, can you give me some information on a place to stay in Cambridge?  I would prefer some place expensive.

S: Sure, there are 5 expensive hotels in Cambridge. Is there an area you prefer?

U: No specific area, but I would like a guesthouse, rather than a hotel. I would also like a place that's 3 stars.

S: There are 2 three star hotels would you like me to book one?

U: No. Are there any three star guesthouses available at a moderate price that include free wifi?

S: Yes, there are 3: bridge guest house, hamilton lodge, and hobsons house.

U: How about the bridge guest house for 5 people for 2 nights starting on tuesday?

S: Booking was successful. The address is 151 hills road. Postcode is cb28rj. The reference number is: 98WBW794.

U: Great!  I also need a place to dine in the east.

S: I can help you with that as well! Do you have a specific food preference you are looking for?

U: I would love some eastern european food, please.

S: There are no restaurants that serve European food in the area would you like another type of food or another area?

U: How about italian?

S: We do have an Italian place. Pizza Hut Fen Ditton. Would you like to book a table?

U: How large are the average portion sizes at this establishment?
S: Pizza hut Fen Ditton has a really good portion sizes according to the guests one person said that their calzone was the size of their head.  Would you like to book a table?