I'm looking for an expensive restaurant in the centre 
sure, i have 33 options for you
Great.  Is there one that serves mediterranean food? 
I happen to have 2 great ones. La Mimosa is available, as well as the newer one called Shiraz Restaurant. Would you like more info on one of these?
Let's go with Shiraz. I need a booking for 5 at 16:30 on saturday. 
Your table has been booked for 16:30 and will be reserved for 15 minutes. The reference number is VORP2NWK. What else can I do for you today?
I am also looking for a four star hotel. 
There are three options to choose from. The Huntington Marriott Hotel, The Cambridge Belfry, and the University Arms Hotel. Which would you like? 
I want it to be a 4 star guesthouse with free parking and internet
Which part of time would you like to stay in?
Starting Saturday for 4 people for 5 nights.
There are actually 16 guesthouses to choose from. Is there an area of the city that you prefer?
Maybe the centre near my restaurant.
How about alexander bed and breakfast?
Is it available on Saturday.
Yes. Would you like me to book that for you?
Yes. Please book it for 4 people and 5 nights beginning saturday
You are booked. The reference number is C9LRRET8
Thanks for all the help. That's all I needed today.
Thanks for contacting Cambridge TownInfo centre have a wonderful trip. Goodbye.