inform((_:search,area,'center');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
Can you help me find an expensive restaurant in the center of town ?
request((_:search,food,?);(_:search,type,'Restaurant')) thank() inform((_:result,count,'33');(_:result,type,'Restaurant'))
system
There are 33 restaurants that fit your criteria . Perhaps we can narrow it down . Are you interested in a particular cuisine ?
request((_:result,phone,?);(_:result,type,'Restaurant'))
user
Do you have a favorite you can recommend ?   Please provide their phone number , thank you .
inform((_:result,name,'Bedouin');(_:result,type,'Restaurant')) reqmore() inform((_:result,phone,'01223367660');(_:result,type,'Restaurant'))
system
Yes , Bedouin . Their phone number is 01223367660 . Can I help you with anything else ?
inform((_:search,arrive_by,'19:30');(_:search,departure,'stansted airport');(_:search,type,'Train'))
user
i am also looking for a train . The train should depart from stansted airport and should arrive by 19:30 .
request((_:booking,people,?);(_:booking,type,'Booking');(_:search,day,?);(_:search,people,?);(_:search,type,'Train'))
system
What day are traveling and how many people ?
inform((_:search,day,'tuesday');(_:search,type,'Train'))
user
It 's just myself for Tuesday .
inform((_:result,arrive_by,'18:52');(_:result,id,'TR1965');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR1965 arrives at 18:52 . Would this work ?
inform((_:search,destination,'cambridge');(_:search,type,'Train'))
user
I did n't even tell you where I was traveling . Is that train traveling to Cambridge ?
inform((_:result,destination,'Cambridge');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
Yes it is going to Cambridge . Would you like to book this train ?
request((_:result,duration,?);(_:result,ticket,?);(_:result,type,'Train'))
user
Yes , sorry for being rude . I need the travel time and price as well please .
inform((_:result,duration,'28 minutes');(_:result,ticket,'10.10 pounds');(_:result,type,'Train'))
system
10.10 pounds 	 28 minutes
thank()
user
Great ! That 's all I need ! Thank you !
system
Have a nice day , goodbye .
_:search area center
_:search pricerange expensive
_:search type Restaurant
_:search area center
_:search pricerange expensive
_:search food ?
_:search type Restaurant
_:result count 33
_:result type Restaurant
_:result phone ?
_:search area center
_:search pricerange expensive
_:search food ?
_:result count 33
_:result name Bedouin
_:system inquired _:user
_:result phone 01223367660
_:result type Restaurant
_:search arrive_by 19:30
_:search departure stansted airport
_:search type Train
_:search area center
_:search pricerange expensive
_:search food ?
_:result count 33
_:result name Bedouin
_:system inquired _:user
_:result phone 01223367660
_:result type Restaurant
_:search arrive_by 19:30
_:search departure stansted airport
_:booking people ?
_:booking type Booking
_:search people ?
_:search day tuesday
_:search type Train
_:search area center
_:search pricerange expensive
_:search food ?
_:result count 33
_:result name Bedouin
_:system inquired _:user
_:result phone 01223367660
_:search arrive_by 19:30
_:search departure stansted airport
_:booking people ?
_:booking type Booking
_:search people ?
_:search day tuesday
_:result arrive_by 18:52
_:result id TR1965
_:result type Train
_:system offered _:booking
_:booking category Train
_:search destination cambridge
_:search type Train
_:search area center
_:search pricerange expensive
_:search food ?
_:result count 33
_:result name Bedouin
_:system inquired _:user
_:result phone 01223367660
_:search arrive_by 19:30
_:search departure stansted airport
_:booking people ?
_:booking type Booking
_:search people ?
_:search day tuesday
_:result arrive_by 18:52
_:result id TR1965
_:system offered _:booking
_:booking category Train
_:search destination cambridge
_:search type Train
_:result destination Cambridge
_:result type Train
_:result duration ?
_:result ticket ?
_:search area center
_:search pricerange expensive
_:search food ?
_:result count 33
_:result name Bedouin
_:system inquired _:user
_:result phone 01223367660
_:search arrive_by 19:30
_:search departure stansted airport
_:booking people ?
_:booking type Booking
_:search people ?
_:search day tuesday
_:result arrive_by 18:52
_:result id TR1965
_:system offered _:booking
_:booking category Train
_:search destination cambridge
_:search type Train
_:result destination Cambridge
_:result duration 28 minutes
_:result ticket 10.10 pounds
_:result type Train