inform((_:search,food,'european');(_:search,type,'Restaurant'))
user
Hi , I 'm looking for a European restaurant .
inform((_:result,address,'Free School Lane City Centre');(_:result,food,'European');(_:result,name,'Eraina');(_:result,pricerange,'expensive');(_:result,type,'Restaurant'))
system
The Eraina is an expensive European restaurant located at Free School Lane City Centre .
inform((_:search,area,'centre');(_:search,type,'Restaurant'))
user
Is this actually located in the centre area ?   I just want to make sure .
offer((_:booking,type,'Booking')) inform((_:result,area,'centre');(_:result,type,'Restaurant'))
system
Yes it is located in the centre area , shall I reserve a table for you ?
inform((_:search,day,'friday');(_:search,duration,'13:45');(_:search,people,'5');(_:search,type,'Restaurant'))
user
Yes .   Please reserve it for 5 people on Friday at 13:45 .
reqmore() inform((_:booking,ref,'DJ7MZL41');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . Reference number is : DJ7MZL41 . Is there anything else I can help you with today ?
inform((_:search,departure,'cambridge');(_:search,leave_at,'13:45');(_:search,type,'Train'))
user
Great . I 'll also need to find a train out of cambridge . I need to leave sometime after 13:45 .
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
May I get some more information from you to ensure we get you on the best train possible for you , the last bit of information I need is where you would like to arrive via train .
inform((_:search,destination,'stansted airport');(_:search,type,'Train'))
user
Of course , my destination will be stansted airport .
inform((_:result,arrive_by,'15:08');(_:result,id,'TR1316');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I have train TR1316 , It arrives at 15:08 . Would you like me to book it for you ?
inform((_:search,people,'5');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes , can you book it for 5 people and get me the reference number ?
canthelp((_:booking,type,'Booking'))
system
Unfortunately , I am unable to book it right now .
user
Oh . Could you please try again ?
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'GAF920N6');(_:booking,ticket,'50.5 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 50.5 GBP payable at the station . 
 Reference number is : GAF920N6 . Is there anything else I can help you with ?
bye()
user
No there is nothing else today . thanks , bye
system
You 're welcome and enjoy your stay .
_:search food european
_:search type Restaurant
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:result type Restaurant
_:search area centre
_:search type Restaurant
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:search area centre
_:system offered _:booking
_:booking type Booking
_:result area centre
_:result type Restaurant
_:search day friday
_:search duration 13:45
_:search people 5
_:search type Restaurant
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:search area centre
_:system offered _:booking
_:result area centre
_:result type Restaurant
_:search day friday
_:search duration 13:45
_:search people 5
_:system inquired _:user
_:booking ref DJ7MZL41
_:booking type Booking
_:search departure cambridge
_:search leave_at 13:45
_:search type Train
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:search area centre
_:system offered _:booking
_:result area centre
_:result type Restaurant
_:search day friday
_:search duration 13:45
_:search people 5
_:system inquired _:user
_:booking ref DJ7MZL41
_:booking type Booking
_:search leave_at 13:45
_:search departure ?
_:search destination stansted airport
_:search type Train
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:search area centre
_:system offered _:booking
_:result area centre
_:search day friday
_:search duration 13:45
_:system inquired _:user
_:booking ref DJ7MZL41
_:booking type Booking
_:search leave_at 13:45
_:search departure ?
_:search destination stansted airport
_:result arrive_by 15:08
_:result id TR1316
_:result type Train
_:booking category Train
_:search people 5
_:search type Train
_:result ref ?
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:search area centre
_:system offered _:booking
_:result area centre
_:search day friday
_:search duration 13:45
_:system inquired _:user
_:booking ref DJ7MZL41
_:booking type Booking
_:search leave_at 13:45
_:search departure ?
_:search destination stansted airport
_:result arrive_by 15:08
_:result id TR1316
_:result type Train
_:booking category Train
_:search people 5
_:search type Train
_:result ref ?
_:system canthelp _:booking/eb1cc3d8
_:booking/eb1cc3d8 type Booking
_:search food european
_:result address Free School Lane City Centre
_:result food European
_:result name Eraina
_:result pricerange expensive
_:search area centre
_:system offered _:booking
_:result area centre
_:search day friday
_:search duration 13:45
_:search leave_at 13:45
_:search departure ?
_:search destination stansted airport
_:result arrive_by 15:08
_:result id TR1316
_:result type Train
_:search people 5
_:search type Train
_:result ref ?
_:system canthelp _:booking/eb1cc3d8
_:booking/eb1cc3d8 type Booking
_:system inquired _:user
_:booking category Train
_:booking ref GAF920N6
_:booking ticket 50.5 GBP
_:booking type Booking
_:user dismissed _:system