inform((_:search,name,'a and b guest house');(_:search,type,'Hotel'))
user
I 'm planning a trip to Cambridge and I was told the A and B Guest House was a great place to stay .   Can you give me information about it ?
inform((_:result,area,'east');(_:result,category,'guest house');(_:result,has_internet,'none');(_:result,pricerange,'moderately priced');(_:result,stars,'four');(_:result,type,'Hotel')) reqmore()
system
Absolutely ! This is a moderately priced guest house with four stars . There is wifi included . It is located on the east . What else can I help with ?
inform((_:search,has_parking,'yes');(_:search,type,'Hotel')) request((_:result,has_parking,?);(_:result,ref,?);(_:result,type,'Hotel');(_:result,type,'Train'))
user
Do you have free parking ? I refuse to pay for parking in a hotel that I am staying at . Would n't you agree ?
inform((_:result,has_parking,'none');(_:result,type,'Hotel'))
system
Yes , I would as a matter of fact . And yes the offer free parking .
inform((_:search,destination,'cambridge');(_:search,type,'Train'))
user
Okay , sounds good .   Also I need to get a train from Liverpool street to Cambridge .
reqmore() request((_:booking,day,?);(_:booking,type,'Booking');(_:search,day,?);(_:search,type,'Train'))
system
What day would you like to make this trip ? Do you have any other specifications ?
inform((_:search,name,'A and B Guest House');(_:search,type,'Hotel'))
user
Oh wait , you know what ? I forgot to ask about star ratings . What 's the star rating on the A and B Guest House , please ?
inform((_:result,stars,'four');(_:result,type,'Hotel')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
It has four stars . Would you still like information on the train ?
inform((_:search,day,'friday');(_:search,leave_at,'12:45');(_:search,people,'2');(_:search,type,'Train'))
user
The train should leave after 12:45 and should leave on friday . for 2 people please book .
inform((_:result,arrive_by,'15:07');(_:result,departure,'london liverpool street');(_:result,destination,'cambridge');(_:result,id,'TR5015');(_:result,leave_at,'13:39');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR5015 leaves london liverpool street at 13:39 and arrives at cambridge by 15:07 .   Would this work for you ?
inform((_:search,day,'friday');(_:search,type,'Train'))
user
Does that train leave on Friday ?
inform((_:result,day,'Friday');(_:result,type,'Train'))
system
Yes , that train leaves on Friday .
inform((_:search,people,'two');(_:search,type,'Train'))
user
I need two tickets .
inform((_:booking,category,'Train');(_:booking,people,'two');(_:booking,ref,'MY04HJ0A');(_:booking,ticket,'33.2 GBP');(_:booking,type,'Booking')) reqmore()
system
Okay , two tickets are booked , for a total price of 33.2 GBP , and your reference number is MY04HJ0A , do you need anything else today ?
thank()
user
No thanks , that is everything .
system
Thanks for using our system !
_:search name a and b guest house
_:search type Hotel
_:search name a and b guest house
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:result stars four
_:result type Hotel
_:system inquired _:user
_:search has_parking yes
_:search type Hotel
_:result has_parking ?
_:result ref ?
_:result type Train
_:search name a and b guest house
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:result stars four
_:system inquired _:user
_:search has_parking yes
_:result ref ?
_:result has_parking none
_:result type Hotel
_:search destination cambridge
_:search type Train
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:result stars four
_:search has_parking yes
_:result ref ?
_:result has_parking none
_:result type Hotel
_:search destination cambridge
_:system inquired _:user
_:booking day ?
_:booking type Booking
_:search day ?
_:search name A and B Guest House
_:search type Hotel
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:search has_parking yes
_:result ref ?
_:result has_parking none
_:search destination cambridge
_:system inquired _:user
_:booking day ?
_:booking type Booking
_:search name A and B Guest House
_:result stars four
_:result type Hotel
_:system offered _:booking
_:booking category Train
_:search day friday
_:search leave_at 12:45
_:search people 2
_:search type Train
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:search has_parking yes
_:result ref ?
_:result has_parking none
_:search destination cambridge
_:system inquired _:user
_:booking day ?
_:booking type Booking
_:search name A and B Guest House
_:result stars four
_:system offered _:booking
_:booking category Train
_:search leave_at 12:45
_:search people 2
_:result arrive_by 15:07
_:result departure london liverpool street
_:result destination cambridge
_:result id TR5015
_:result leave_at 13:39
_:result type Train
_:search day friday
_:search type Train
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:search has_parking yes
_:result ref ?
_:result has_parking none
_:search destination cambridge
_:system inquired _:user
_:booking day ?
_:booking type Booking
_:search name A and B Guest House
_:result stars four
_:system offered _:booking
_:booking category Train
_:search leave_at 12:45
_:result arrive_by 15:07
_:result departure london liverpool street
_:result destination cambridge
_:result id TR5015
_:result leave_at 13:39
_:search day friday
_:result day Friday
_:result type Train
_:search people two
_:search type Train
_:result area east
_:result category guest house
_:result has_internet none
_:result pricerange moderately priced
_:search has_parking yes
_:result ref ?
_:result has_parking none
_:search destination cambridge
_:booking day ?
_:search name A and B Guest House
_:result stars four
_:system offered _:booking
_:search leave_at 12:45
_:result arrive_by 15:07
_:result departure london liverpool street
_:result destination cambridge
_:result id TR5015
_:result leave_at 13:39
_:search day friday
_:result day Friday
_:result type Train
_:search people two
_:search type Train
_:booking category Train
_:booking people two
_:booking ref MY04HJ0A
_:booking ticket 33.2 GBP
_:booking type Booking
_:system inquired _:user