inform((_:search,destination,'cambridge');(_:search,type,'Train'))
user
Hi , I want to travel to Cambridge by train .
request((_:search,leave_at,?);(_:search,type,'Train'))
system
Great , what time do you have in mind ?
inform((_:search,arrive_by,'17:30');(_:search,type,'Train'))
user
I want to arrive by 17:30 .
request((_:search,departure,?);(_:search,type,'Train'))
system
And where are you leaving from ?
inform((_:search,day,'sunday');(_:search,departure,'broxbourne');(_:search,type,'Train'))
user
I 'm leaving from Broxbourne on Sunday .
inform((_:result,day,'Sunday');(_:result,departure,'Broxbourne');(_:result,destination,'Cambridge');(_:result,leave_at,'05:32');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking')) request((_:search,leave_at,?);(_:search,type,'Train'))
system
The first train departs Broxbourne for Cambridge on Sunday at 05:32 . Do you want to purchase this ticket or pick a later departure time ?
inform((_:search,area,'centre');(_:search,arrive_by,'17:30');(_:search,category,'college');(_:search,people,'one');(_:search,type,'Attraction');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Can you book for arrival closer to 17:30 for one person and give me the reference number . Also I would like to see a college in centre .
inform((_:booking,arrive_by,'16:32');(_:booking,category,'Train');(_:booking,departure,'Broxbourne');(_:booking,destination,'Cambridge');(_:booking,id,'TR4658');(_:booking,leave_at,'15:32');(_:booking,ref,'H88LTKWC');(_:booking,ticket,'14.32 GBP');(_:booking,type,'Booking'))
system
I found you a seat on TR4658 departing Broxbourne at 15:32 , arriving Cambridge at 16:32 . The total fee is 14.32 GBP payable at the station , and your reference number is H88LTKWC .
inform((_:search,category,'college');(_:search,type,'Attraction'))
user
I 'm also looking for a place to go maybe a college .
request((_:search,area,?);(_:search,type,'Attraction')) inform((_:result,amount,'many');(_:result,category,'colleges');(_:result,type,'Attraction'))
system
There are many colleges , what area do you want ?
inform((_:search,area,'centre');(_:search,type,'Attraction'))
user
I 'd like to look around the centre area .
inform((_:result,count,'13');(_:result,entrance_fee,'free');(_:result,name,"Christ 's College");(_:result,type,'Attraction'))
system
There are 13 , but I think Christ 's College is the most interesting , and it 's free !
thank()
user
Thanks so much .   That 's all for today .   Have a great one !
system
You 're very very welcome ! Goodbye , enjoy your stay !
_:search destination cambridge
_:search type Train
_:search destination cambridge
_:search leave_at ?
_:search arrive_by 17:30
_:search type Train
_:search destination cambridge
_:search leave_at ?
_:search arrive_by 17:30
_:search day sunday
_:search departure broxbourne
_:search type Train
_:search destination cambridge
_:search day sunday
_:search departure broxbourne
_:result day Sunday
_:result departure Broxbourne
_:result destination Cambridge
_:result leave_at 05:32
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search leave_at ?
_:search area centre
_:search arrive_by 17:30
_:search category college
_:search people one
_:search type Attraction
_:search type Train
_:result ref ?
_:search destination cambridge
_:search day sunday
_:search departure broxbourne
_:result day Sunday
_:result departure Broxbourne
_:result destination Cambridge
_:result leave_at 05:32
_:result type Train
_:system offered _:booking
_:search leave_at ?
_:search area centre
_:search arrive_by 17:30
_:search people one
_:result ref ?
_:booking arrive_by 16:32
_:booking category Train
_:booking departure Broxbourne
_:booking destination Cambridge
_:booking id TR4658
_:booking leave_at 15:32
_:booking ref H88LTKWC
_:booking ticket 14.32 GBP
_:booking type Booking
_:search category college
_:search type Attraction
_:search destination cambridge
_:search day sunday
_:search departure broxbourne
_:result day Sunday
_:result departure Broxbourne
_:result destination Cambridge
_:result leave_at 05:32
_:system offered _:booking
_:search leave_at ?
_:search arrive_by 17:30
_:search people one
_:result ref ?
_:booking arrive_by 16:32
_:booking category Train
_:booking departure Broxbourne
_:booking destination Cambridge
_:booking id TR4658
_:booking leave_at 15:32
_:booking ref H88LTKWC
_:booking ticket 14.32 GBP
_:booking type Booking
_:search category college
_:result amount many
_:result category colleges
_:result type Attraction
_:search area centre
_:search type Attraction
_:search destination cambridge
_:search day sunday
_:search departure broxbourne
_:result day Sunday
_:result departure Broxbourne
_:result destination Cambridge
_:result leave_at 05:32
_:system offered _:booking
_:search leave_at ?
_:search arrive_by 17:30
_:search people one
_:result ref ?
_:booking arrive_by 16:32
_:booking category Train
_:booking departure Broxbourne
_:booking destination Cambridge
_:booking id TR4658
_:booking leave_at 15:32
_:booking ref H88LTKWC
_:booking ticket 14.32 GBP
_:booking type Booking
_:search category college
_:result amount many
_:result category colleges
_:search area centre
_:search type Attraction
_:result count 13
_:result entrance_fee free
_:result name Christ 's College
_:result type Attraction