inform((_:search,destination,'stansted airport');(_:search,type,'Train'))
user
I need some help booking a train to stansted airport .
request((_:search,day,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
What day and time will you be traveling on ?
inform((_:search,arrive_by,'16:15');(_:search,day,'wednesday');(_:search,type,'Train'))
user
I will be leaving on a wednesday and want to arrive by 16:15
inform((_:result,amount,'many');(_:result,type,'Train')) request((_:search,departure,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
I have many trains available .   What is your departure site and preferred time of arrival ?
inform((_:search,arrive_by,'16:15');(_:search,departure,'stansted airport');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I would like to leave Stansted Airport to go to Cambridge and arrive by 16:15 .
inform((_:result,arrive_by,'15:52');(_:result,destination,'Cambridge');(_:result,id,'TR2488');(_:result,leave_at,'15:24');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I have train TR2488 that leaves at 15:24 and arrives in Cambridge at 15:52 . Would that work for you ?
inform((_:search,people,'8');(_:search,type,'Train'))
user
Yes please make a booking for 8 people .
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'M2771E7T');(_:booking,ticket,'80.8 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 80.8 GBP payable at the station . Your reference number is M2771E7T . Do you need anything else ?
inform((_:search,name,'cambridge museum of technology');(_:search,type,'Attraction')) request((_:result,entrance_fee,?);(_:result,type,'Attraction'))
user
Yes , can you tell me the entrance fee for the Cambridge Museum of Technology ?
system
the entrance fee is 5 pounds
_:search destination stansted airport
_:search type Train
_:search destination stansted airport
_:search leave_at ?
_:search arrive_by 16:15
_:search day wednesday
_:search type Train
_:search day wednesday
_:result amount many
_:result type Train
_:search leave_at ?
_:search arrive_by 16:15
_:search departure stansted airport
_:search destination cambridge
_:search type Train
_:search day wednesday
_:result amount many
_:search leave_at ?
_:search arrive_by 16:15
_:search departure stansted airport
_:search destination cambridge
_:result arrive_by 15:52
_:result destination Cambridge
_:result id TR2488
_:result leave_at 15:24
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search people 8
_:search type Train
_:search day wednesday
_:result amount many
_:search leave_at ?
_:search arrive_by 16:15
_:search departure stansted airport
_:search destination cambridge
_:result arrive_by 15:52
_:result destination Cambridge
_:result id TR2488
_:result leave_at 15:24
_:result type Train
_:system offered _:booking
_:search people 8
_:system inquired _:user
_:booking category Train
_:booking ref M2771E7T
_:booking ticket 80.8 GBP
_:booking type Booking
_:search name cambridge museum of technology
_:search type Attraction
_:result entrance_fee ?
_:result type Attraction