inform((_:search,area,'center');(_:search,stars,'4');(_:search,type,'Hotel'))
user
Looking for hotel with 4 star in the center of town .
inform((_:result,name,'University Arms Hotel');(_:result,pricerange,'expensive');(_:result,type,'Hotel'))
system
The University Arms Hotel is fantastic . It 's expensive , but worth the cost .
request((_:result,ref,?);(_:result,type,'Hotel'))
user
Can you book it for me and get a reference number ?
request((_:booking,people,?);(_:booking,type,'Booking'))
system
for how many should i book ?
inform((_:search,name,'archway house');(_:search,type,'Hotel'))
user
I actually need to book a specific hotel called , the archway house .
inform((_:result,area,'north');(_:result,category,'guesthouse');(_:result,pricerange,'moderately priced');(_:result,type,'Hotel'))
system
that is a guesthouse located in north and is moderately priced .
inform((_:search,day,'saturday');(_:search,people,'8');(_:search,stay,'two');(_:search,type,'Hotel'))
user
Please book that for 8 people for two nights starting on saturday .
reqmore() inform((_:booking,ref,'VY4Y4ERG');(_:booking,type,'Booking'))
system
Your booking is confirmed . Your Reference number is : VY4Y4ERG . Can I assist with anything else ?
inform((_:search,day,'saturday');(_:search,departure,'norwich');(_:search,destination,'cambridge');(_:search,leave_at,'19:00');(_:search,type,'Train'))
user
Great , I also need to book a train on Saturday for Norwich to Cambridge leaving after 19:00 .
inform((_:result,arrive_by,'20:35');(_:result,leave_at,'19:16');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
There is a 19:16 that would arrive at 20:35 .   How does that sound ?
request((_:result,arrive_by,?);(_:result,ticket,?);(_:result,type,'Train'))
user
Yes what is the price of the ticket and when does the train arrive please ?
inform((_:result,arrive_by,'20 35');(_:result,ticket,'14.08 pounds');(_:result,type,'Train'))
system
it arrives at 20 35 and the price is 14.08 pounds
thank()
user
Great thank you . That will be all for today . Goodbye
system
Thank you for using our service !
_:search area center
_:search stars 4
_:search type Hotel
_:search area center
_:search stars 4
_:search type Hotel
_:result name University Arms Hotel
_:result pricerange expensive
_:result type Hotel
_:result ref ?
_:search area center
_:search stars 4
_:result name University Arms Hotel
_:result pricerange expensive
_:result type Hotel
_:result ref ?
_:booking people ?
_:booking type Booking
_:search name archway house
_:search type Hotel
_:search area center
_:search stars 4
_:result name University Arms Hotel
_:result ref ?
_:booking people ?
_:booking type Booking
_:search name archway house
_:result area north
_:result category guesthouse
_:result pricerange moderately priced
_:result type Hotel
_:search day saturday
_:search people 8
_:search stay two
_:search type Hotel
_:search area center
_:search stars 4
_:result name University Arms Hotel
_:result ref ?
_:booking people ?
_:search name archway house
_:result area north
_:result category guesthouse
_:result pricerange moderately priced
_:result type Hotel
_:search people 8
_:search stay two
_:system inquired _:user
_:booking ref VY4Y4ERG
_:booking type Booking
_:search day saturday
_:search departure norwich
_:search destination cambridge
_:search leave_at 19:00
_:search type Train
_:search area center
_:search stars 4
_:result name University Arms Hotel
_:result ref ?
_:booking people ?
_:search name archway house
_:result area north
_:result category guesthouse
_:result pricerange moderately priced
_:search people 8
_:search stay two
_:system inquired _:user
_:booking ref VY4Y4ERG
_:booking type Booking
_:search day saturday
_:search departure norwich
_:search destination cambridge
_:search leave_at 19:00
_:search type Train
_:result arrive_by 20:35
_:result leave_at 19:16
_:result type Train
_:system offered _:booking
_:booking category Train
_:result arrive_by ?
_:result ticket ?
_:search area center
_:search stars 4
_:result name University Arms Hotel
_:result ref ?
_:booking people ?
_:search name archway house
_:result area north
_:result category guesthouse
_:result pricerange moderately priced
_:search people 8
_:search stay two
_:system inquired _:user
_:booking ref VY4Y4ERG
_:booking type Booking
_:search day saturday
_:search departure norwich
_:search destination cambridge
_:search leave_at 19:00
_:search type Train
_:result leave_at 19:16
_:system offered _:booking
_:booking category Train
_:result arrive_by 20 35
_:result ticket 14.08 pounds
_:result type Train