inform((_:search,pricerange,'expensive');(_:search,stars,'four');(_:search,type,'Hotel'))
user
I 'm visiting cambridge , I want to spoil myself , I am looking for a four star place to stay which is expensive .
select((_:result,area,'centre');(_:result,area,'west');(_:result,type,'Hotel'))
system
Sure , I can help you with that .   There are two places .   One is in the west and one in the centre .   Do you have a preference ?
inform((_:search,area,'dontcare');(_:search,category,'hotel');(_:search,type,'Hotel'))
user
It does n't really matter what area . But , I really prefer a hotel over a guesthouse . Do you have any ?
select((_:result,name,'Huntingdon Marriott Hotel or the University Arms Hotel');(_:result,type,'Hotel'))
system
I have two options , the Huntingdon Marriott Hotel or the University Arms Hotel . Do you prefer one over the other ?
inform((_:search,has_internet,'yes');(_:search,type,'Hotel'))
user
We were wanting to have free wifi . Do either of them provide that ?
inform((_:result,address,'Hinchinbrook Business Park');(_:result,address,'Regent Street downtown');(_:result,has_internet,'none');(_:result,type,'Hotel'))
system
Both of these two offer free wifi , The Marriott is in the Hinchinbrook Business Park , while the University Arms is on Regent Street downtown .
inform((_:search,stay,'five');(_:search,type,'Hotel'))
user
I would like to book the University Arms for five nights . Could you do that for me ?
request((_:booking,day,?);(_:booking,people,?);(_:booking,type,'Booking'))
system
I can ! When would you like the booking to start ? And how many in your party ?
inform((_:search,people,'2');(_:search,stay,'5');(_:search,type,'Hotel'))
user
2 people and 5 nights starting on teusday
inform((_:booking,ref,'F063DE8D');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : F063DE8D
inform((_:search,type,'Restaurant'))
user
I am looking for a place to dine
request((_:search,area,?);(_:search,food,?);(_:search,pricerange,?);(_:search,type,'Restaurant'))
system
Okay , do you have a food , price range , or area preference ?
inform((_:search,area,'north');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
It should be in the north and it should be expensive .
select((_:result,food,'2 chinese');(_:result,food,'a european and french');(_:result,food,'asian oriental');(_:result,type,'Restaurant'))
system
We have asian oriental , 2 chinese , a european and french to choose from , any preferences ?
inform((_:search,food,'french');(_:search,type,'Restaurant'))
user
A French restaurant is fine .   Can you make a recommendation ?
offer((_:booking,type,'Booking')) inform((_:result,address,'22 Chesterton Road');(_:result,name,'Restaurant Two Two');(_:result,type,'Restaurant'))
system
Yes , I recommend Restaurant Two Two at 22 Chesterton Road , Chesterton .   Can I reserve a table for you ?
inform((_:search,day,'tuesday');(_:search,duration,'15:15');(_:search,people,'2');(_:search,type,'Restaurant'))
user
Yes , please . The reservation will need to be for Tuesday , 2 people , and we 'd like to dine at 15:15 .
inform((_:booking,ref,'928SYN1A');(_:booking,type,'Booking'))
system
Your booking was successful . The reference number is 928SYN1A . Your table will be reserved for 15 minutes .
inform((_:search,arrive_by,'15:15');(_:search,departure,'the hotel');(_:search,destination,'the restaurant');(_:search,type,'Hotel');(_:search,type,'Restaurant');(_:search,type,'Taxi'))
user
I 'd like to book a taxi from the hotel to the restaurant to get there by 15:15 .
system
Thank you .   Goodbye .
_:search pricerange expensive
_:search stars four
_:search type Hotel
_:search pricerange expensive
_:search stars four
_:result area centre
_:result area west
_:result type Hotel
_:search area dontcare
_:search category hotel
_:search type Hotel
_:search pricerange expensive
_:search stars four
_:result area centre
_:result area west
_:search area dontcare
_:search category hotel
_:result name Huntingdon Marriott Hotel or the University Arms Hotel
_:result type Hotel
_:search has_internet yes
_:search type Hotel
_:search pricerange expensive
_:search stars four
_:result area centre
_:result area west
_:search area dontcare
_:search category hotel
_:result name Huntingdon Marriott Hotel or the University Arms Hotel
_:search has_internet yes
_:result address Hinchinbrook Business Park
_:result address Regent Street downtown
_:result has_internet none
_:result type Hotel
_:search stay five
_:search type Hotel
_:search pricerange expensive
_:search stars four
_:result area centre
_:result area west
_:search area dontcare
_:search category hotel
_:result name Huntingdon Marriott Hotel or the University Arms Hotel
_:search has_internet yes
_:result address Hinchinbrook Business Park
_:result address Regent Street downtown
_:result has_internet none
_:result type Hotel
_:booking day ?
_:booking people ?
_:booking type Booking
_:search people 2
_:search stay 5
_:search type Hotel
_:search pricerange expensive
_:search stars four
_:result area centre
_:result area west
_:search area dontcare
_:search category hotel
_:result name Huntingdon Marriott Hotel or the University Arms Hotel
_:search has_internet yes
_:result address Hinchinbrook Business Park
_:result address Regent Street downtown
_:result has_internet none
_:result type Hotel
_:booking day ?
_:booking people ?
_:search people 2
_:search stay 5
_:booking ref F063DE8D
_:booking type Booking
_:search type Restaurant
_:search stars four
_:result area centre
_:result area west
_:search category hotel
_:result name Huntingdon Marriott Hotel or the University Arms Hotel
_:search has_internet yes
_:result address Hinchinbrook Business Park
_:result address Regent Street downtown
_:result has_internet none
_:result type Hotel
_:booking day ?
_:booking people ?
_:search people 2
_:search stay 5
_:booking ref F063DE8D
_:booking type Booking
_:search food ?
_:search area north
_:search pricerange expensive
_:search type Restaurant
_:search stars four
_:result area centre
_:result area west
_:search category hotel
_:result name Huntingdon Marriott Hotel or the University Arms Hotel
_:search has_internet yes
_:result address Hinchinbrook Business Park
_:result address Regent Street downtown
_:result has_internet none
_:booking day ?
_:booking people ?
_:search people 2
_:search stay 5
_:booking ref F063DE8D
_:booking type Booking
_:search area north
_:search pricerange expensive
_:result food 2 chinese
_:result food a european and french
_:result food asian oriental
_:result type Restaurant
_:search food french
_:search type Restaurant
_:search stars four
_:result area centre
_:result area west
_:search category hotel
_:search has_internet yes
_:result has_internet none
_:booking day ?
_:booking people ?
_:search stay 5
_:booking ref F063DE8D
_:booking type Booking
_:search area north
_:search pricerange expensive
_:result food 2 chinese
_:result food a european and french
_:result food asian oriental
_:search food french
_:system offered _:booking
_:result address 22 Chesterton Road
_:result name Restaurant Two Two
_:result type Restaurant
_:search day tuesday
_:search duration 15:15
_:search people 2
_:search type Restaurant
_:search stars four
_:result area centre
_:result area west
_:search category hotel
_:search has_internet yes
_:result has_internet none
_:booking day ?
_:booking people ?
_:search stay 5
_:search area north
_:search pricerange expensive
_:result food 2 chinese
_:result food a european and french
_:result food asian oriental
_:search food french
_:system offered _:booking
_:result address 22 Chesterton Road
_:result name Restaurant Two Two
_:result type Restaurant
_:search day tuesday
_:search duration 15:15
_:search people 2
_:booking ref 928SYN1A
_:booking type Booking
_:search arrive_by 15:15
_:search departure the hotel
_:search destination the restaurant
_:search type Hotel
_:search type Restaurant
_:search type Taxi