inform((_:search,food,'steakhouse');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I am   planning your trip in Cambridge .   looking for a place to dine . The restaurant should be in the cheap price range and should serve steakhouse food
request((_:search,food,?);(_:search,type,'Restaurant')) canthelp((_:search,type,'Restaurant'))
system
I have no places that meet your request . Would you like to try a different type of food ?
inform((_:search,food,'italian');(_:search,type,'Restaurant'))
user
Sure , how about an Italian one ?
request((_:search,area,?);(_:search,type,'Restaurant'))
system
Is there a particular part of town you wish to dine in ?
inform((_:search,area,'dontcare');(_:search,type,'Restaurant')) request((_:result,address,?);(_:result,area,?);(_:result,type,'Restaurant'))
user
Any area is fine , I just need to know the area and address .
inform((_:result,address,'15 Magdalene Street City Centre');(_:result,area,'west');(_:result,name,'La margherita');(_:result,type,'Restaurant')) reqmore()
system
La margherita is located at 15 Magdalene Street City Centre in the west part of town . Do you need anything else ?
inform((_:search,area,'north');(_:search,category,'hotel');(_:search,type,'Hotel'))
user
Yes , I also need a hotel in the north .
offer((_:booking,type,'Booking')) inform((_:result,name,'Ashley Hotel');(_:result,name,'Lovell Lodge');(_:result,type,'Hotel'))
system
The Ashley Hotel and the Lovell Lodge both will meet your needs , would you like me to book you a room at either of those ?
inform((_:search,category,'guesthouse');(_:search,has_parking,'yes');(_:search,type,'Hotel'))
user
I need one that offers free parking and that is a guesthouse .
inform((_:result,amount,'none');(_:result,has_parking,'none');(_:result,name,'acorn guest house');(_:result,type,'Hotel'))
system
none of those do have parking . i recommend acorn guest house 	 instead
inform((_:search,day,'sunday');(_:search,people,'6');(_:search,stay,'2');(_:search,type,'Hotel'))
user
That 's fine . I need it booked starting sunday for 2 nights . There will be 6 people .
reqmore() inform((_:booking,ref,'3IFC157C');(_:booking,type,'Booking'))
system
Your booking was successful . Your reference number is : 3IFC157C . Do you need anything else today ?
thank()
user
Thank you goodbye
system
Have a great day !
_:search food steakhouse
_:search pricerange cheap
_:search type Restaurant
_:search pricerange cheap
_:system canthelp _:search/2a16fd18
_:search/2a16fd18 type Restaurant
_:search food italian
_:search type Restaurant
_:search pricerange cheap
_:system canthelp _:search/2a16fd18
_:search/2a16fd18 type Restaurant
_:search food italian
_:search area dontcare
_:search type Restaurant
_:result address ?
_:result area ?
_:result type Restaurant
_:search pricerange cheap
_:system canthelp _:search/2a16fd18
_:search/2a16fd18 type Restaurant
_:search food italian
_:result address 15 Magdalene Street City Centre
_:result area west
_:result name La margherita
_:result type Restaurant
_:system inquired _:user
_:search area north
_:search category hotel
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/2a16fd18
_:search/2a16fd18 type Restaurant
_:search food italian
_:result address 15 Magdalene Street City Centre
_:result area west
_:system inquired _:user
_:search area north
_:system offered _:booking
_:booking type Booking
_:result name Ashley Hotel
_:result name Lovell Lodge
_:result type Hotel
_:search category guesthouse
_:search has_parking yes
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/2a16fd18
_:search/2a16fd18 type Restaurant
_:search food italian
_:result address 15 Magdalene Street City Centre
_:result area west
_:system inquired _:user
_:search area north
_:system offered _:booking
_:booking type Booking
_:search category guesthouse
_:search has_parking yes
_:result amount none
_:result has_parking none
_:result name acorn guest house
_:result type Hotel
_:search day sunday
_:search people 6
_:search stay 2
_:search type Hotel
_:search pricerange cheap
_:system canthelp _:search/2a16fd18
_:search/2a16fd18 type Restaurant
_:search food italian
_:result address 15 Magdalene Street City Centre
_:result area west
_:search area north
_:system offered _:booking
_:search category guesthouse
_:search has_parking yes
_:result amount none
_:result has_parking none
_:result name acorn guest house
_:result type Hotel
_:search day sunday
_:search people 6
_:search stay 2
_:search type Hotel
_:system inquired _:user
_:booking ref 3IFC157C
_:booking type Booking