inform((_:search,area,'north');(_:search,food,'french');(_:search,type,'Restaurant'))
user
I 'm looking for a french restaurant in the north of Cambridge .
inform((_:result,address,'22 Chesterton Road Chesterton');(_:result,name,'restaurant two two');(_:result,type,'Restaurant'))
system
I 've found restaurant two two at 22 Chesterton Road Chesterton .
inform((_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
Thank you , I would prefer the expensive price range , does that fall in that range ?
offer((_:booking,type,'Booking')) inform((_:result,pricerange,'expensive');(_:result,type,'Restaurant'))
system
Yes , it 's an expensive restaurant . Would you like to book a table ?
inform((_:search,day,'friday');(_:search,duration,'14:30');(_:search,people,'3');(_:search,type,'Restaurant'))
user
Yes . I would like to book a table for 3 at 14:30 on Friday please .
reqmore() inform((_:booking,ref,'LNYGVM1C');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . 
 Reference number is : LNYGVM1C . Anything else ?
inform((_:search,departure,'kings lynn');(_:search,leave_at,'12:15');(_:search,type,'Train'))
user
Yes , I am looking for a train that goes to Kings Lynn and leaves after 12:15 .
inform((_:result,arrive_by,'13:58');(_:result,id,'TR0674');(_:result,leave_at,'13:11');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I have a train TR0674 leaving at 13:11 and arriving at 13:58 . Would you like to reserve this ?
inform((_:search,day,'saturday');(_:search,departure,'cambridge');(_:search,type,'Train'))
user
Does it leave on saturday , departing from cambridge ?
offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
Yes it does , would you like tickets ?
inform((_:search,people,'3');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes , I 'd like 3 tickets , please , along with the reference number .
reqmore() inform((_:booking,category,'Train');(_:booking,day,'saturday');(_:booking,id,'TR7673');(_:booking,leave_at,'13:11');(_:booking,ref,'VTO5IV0F');(_:booking,ticket,'23.52');(_:booking,type,'Booking'))
system
On saturday the train at 13:11 is actually the TR7673 , and you 're booked with reference number VTO5IV0F . The fee will be 23.52 at the station . Can I help with anything else ?
thank()
user
No thanks . That will be it for today . Have a good day . Goodbye .
system
Thank you for using our service ,    have a nice day
_:search area north
_:search food french
_:search type Restaurant
_:search area north
_:search food french
_:result address 22 Chesterton Road Chesterton
_:result name restaurant two two
_:result type Restaurant
_:search pricerange expensive
_:search type Restaurant
_:search area north
_:search food french
_:result address 22 Chesterton Road Chesterton
_:result name restaurant two two
_:search pricerange expensive
_:system offered _:booking
_:booking type Booking
_:result pricerange expensive
_:result type Restaurant
_:search day friday
_:search duration 14:30
_:search people 3
_:search type Restaurant
_:search area north
_:search food french
_:result address 22 Chesterton Road Chesterton
_:result name restaurant two two
_:search pricerange expensive
_:system offered _:booking
_:result pricerange expensive
_:result type Restaurant
_:search day friday
_:search duration 14:30
_:search people 3
_:system inquired _:user
_:booking ref LNYGVM1C
_:booking type Booking
_:search departure kings lynn
_:search leave_at 12:15
_:search type Train
_:search area north
_:search food french
_:result address 22 Chesterton Road Chesterton
_:result name restaurant two two
_:search pricerange expensive
_:system offered _:booking
_:result pricerange expensive
_:search duration 14:30
_:search people 3
_:system inquired _:user
_:booking ref LNYGVM1C
_:booking type Booking
_:search leave_at 12:15
_:result arrive_by 13:58
_:result id TR0674
_:result leave_at 13:11
_:result type Train
_:booking category Train
_:search day saturday
_:search departure cambridge
_:search type Train
_:search area north
_:search food french
_:result address 22 Chesterton Road Chesterton
_:result name restaurant two two
_:search pricerange expensive
_:system offered _:booking
_:result pricerange expensive
_:search duration 14:30
_:system inquired _:user
_:booking ref LNYGVM1C
_:booking type Booking
_:search leave_at 12:15
_:result arrive_by 13:58
_:result id TR0674
_:result leave_at 13:11
_:result type Train
_:booking category Train
_:search day saturday
_:search departure cambridge
_:search people 3
_:search type Train
_:result ref ?
_:search area north
_:search food french
_:result address 22 Chesterton Road Chesterton
_:result name restaurant two two
_:search pricerange expensive
_:system offered _:booking
_:result pricerange expensive
_:search duration 14:30
_:search leave_at 12:15
_:result arrive_by 13:58
_:result id TR0674
_:result leave_at 13:11
_:result type Train
_:search day saturday
_:search departure cambridge
_:search people 3
_:search type Train
_:result ref ?
_:system inquired _:user
_:booking category Train
_:booking day saturday
_:booking id TR7673
_:booking leave_at 13:11
_:booking ref VTO5IV0F
_:booking ticket 23.52
_:booking type Booking