inform((_:search,area,'centre');(_:search,type,'Attraction'))
user
I 'm looking for places to go in the centre of Cambridge .
request((_:search,category,?);(_:search,type,'Attraction')) inform((_:result,area,'centre');(_:result,count,'44');(_:result,type,'Attraction'))
system
There are 44 different things to do in the centre of Cambridge .   Can you help me narrow it down by type of activity or attraction ?
request((_:result,postcode,?);(_:result,type,'Attraction'))
user
What 's the postcode for your favorite one ?
inform((_:result,address,'market st');(_:result,name,'holy trinity church');(_:result,postcode,'cb23nz');(_:result,type,'Attraction')) reqmore()
system
My personal favorite is holy trinity church . They are on market st and the postcode is cb23nz . Anything else I can help you with today ?
inform((_:search,type,'Train'))
user
I also need to book a train .
request((_:search,arrive_by,?);(_:search,day,?);(_:search,departure,?);(_:search,destination,?);(_:search,leave_at,?);(_:search,people,?);(_:search,type,'Train')) inform((_:result,amount,'plenty');(_:result,type,'Train'))
system
i have plenty of trains , can i get more information please ?
inform((_:search,day,'sunday');(_:search,departure,'cambridge');(_:search,destination,'stevenage');(_:search,leave_at,'12:30');(_:search,type,'Train'))
user
I need to leave on sunday after 12:30 from cambridge to stevenage
inform((_:result,departure,'Cambridge');(_:result,id,'TR0523');(_:result,leave_at,'13:21');(_:result,type,'Train'))
system
The first train after 12:30 is the TR0523 , which leaves Cambridge at 13:21 .
inform((_:search,people,'two');(_:search,type,'Train'))
user
Great , can I get two tickets on it , please ?
reqmore() inform((_:booking,category,'Train');(_:booking,id,'TR0523');(_:booking,ref,'R6GCVVA0');(_:booking,type,'Booking'))
system
I 've booked two tickets for the TR0523 train , and your reference number is R6GCVVA0 . Can I help you with anything else today ?
thank()
user
No , thank you . You 've been very helpful ! Goodbye .
system
Thank you for contacting Cambridge TownInfo centre .   I hope you have a pleasant trip !   Goodbye !
_:search area centre
_:search type Attraction
_:search area centre
_:search category ?
_:search type Attraction
_:result area centre
_:result count 44
_:result type Attraction
_:result postcode ?
_:search area centre
_:search category ?
_:result area centre
_:result count 44
_:result address market st
_:result name holy trinity church
_:result postcode cb23nz
_:result type Attraction
_:system inquired _:user
_:search type Train
_:search area centre
_:search category ?
_:result area centre
_:result count 44
_:result address market st
_:result name holy trinity church
_:result postcode cb23nz
_:system inquired _:user
_:search arrive_by ?
_:search people ?
_:result amount plenty
_:result type Train
_:search day sunday
_:search departure cambridge
_:search destination stevenage
_:search leave_at 12:30
_:search type Train
_:search area centre
_:search category ?
_:result area centre
_:result count 44
_:result address market st
_:result name holy trinity church
_:result postcode cb23nz
_:system inquired _:user
_:search arrive_by ?
_:result amount plenty
_:search day sunday
_:search departure cambridge
_:search destination stevenage
_:search leave_at 12:30
_:result departure Cambridge
_:result id TR0523
_:result leave_at 13:21
_:result type Train
_:search people two
_:search type Train
_:search area centre
_:search category ?
_:result area centre
_:result count 44
_:result address market st
_:result name holy trinity church
_:result postcode cb23nz
_:search arrive_by ?
_:result amount plenty
_:search day sunday
_:search departure cambridge
_:search destination stevenage
_:search leave_at 12:30
_:result departure Cambridge
_:result id TR0523
_:result leave_at 13:21
_:result type Train
_:search people two
_:search type Train
_:system inquired _:user
_:booking category Train
_:booking id TR0523
_:booking ref R6GCVVA0
_:booking type Booking