inform((_:search,category,'college');(_:search,type,'Attraction'))
user
I need to find a place to hang out at a college in Cambridge .
request((_:search,area,?);(_:search,type,'Attraction'))
system
Any specific area in mind ?
inform((_:search,area,'centre');(_:search,type,'Attraction'))
user
In the centre would be great !
reqmore() inform((_:result,amount,'several');(_:result,area,'centre');(_:result,category,'colleges');(_:result,entrance_fee,'free');(_:result,type,'Attraction'))
system
There are several colleges in the centre where you can hang out .   Most of them have free entrance fees .   Is there anything else I can help you with ?
request((_:result,address,?);(_:result,phone,?);(_:result,postcode,?);(_:result,type,'Attraction'))
user
Can you pick one and get me the postcode , address on phone number ?
inform((_:result,address,'regent street');(_:result,name,'downing college');(_:result,type,'Attraction')) reqmore() inform((_:result,phone,'01223334860');(_:result,postcode,'cb21dq');(_:result,type,'Attraction'))
system
I recommend downing college located on regent street . The postcode is cb21dq and their phone number is 01223334860 . Anything else I can help you with ?
inform((_:search,departure,'cambridge');(_:search,leave_at,'12:30');(_:search,type,'Train'))
user
I also need a train departing from cambridge and should leave after 12:30 .
reqmore() request((_:search,day,?);(_:search,people,?);(_:search,type,'Train'))
system
May I ask you for more information regarding the train ?
inform((_:search,day,'sunday');(_:search,destination,'london liverpool street');(_:search,type,'Train'))
user
I 'll be going to London Liverpool street on Sunday .
inform((_:result,arrive_by,'15:57');(_:result,day,'Sunday');(_:result,departure,'Cambridge');(_:result,destination,'London Liverpool Street');(_:result,id,'TR2141');(_:result,leave_at,'13:59');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR2141 leaves Cambridge on Sunday at 13:59 and arrives at London Liverpool Street at 15:57 . Are you interested in me booking this for you ?
inform((_:search,people,'8');(_:search,type,'Train'))
user
Yes , that sounds ideal . Will you please book for 8 passengers , please .
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'ZAPBD0P6');(_:booking,ticket,'106.24 GBP');(_:booking,type,'Booking'))
system
Your train has been booked . The total fee is 106.24 GBP payable at the station . Your reference number is ZAPBD0P6 . Can I assist you any further ?
thank()
user
No thank you , you have been helpful .
system
I 'm happy to hear that . Thank you for using the Cambridge TownInfo centre . Have a wonderful day .
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_:result postcode ?
_:search category college
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_:search day sunday
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_:result arrive_by 15:57
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_:result destination London Liverpool Street
_:result id TR2141
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_:result name downing college
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_:result arrive_by 15:57
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_:result id TR2141
_:result leave_at 13:59
_:result type Train
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_:search people 8
_:search type Train
_:system inquired _:user
_:booking category Train
_:booking ref ZAPBD0P6
_:booking ticket 106.24 GBP
_:booking type Booking