user
I am looking for information in Cambridge
system
great , what would you like to know ?
inform((_:search,area,'centre');(_:search,category,'multiple sports');(_:search,type,'Attraction'))
user
I would like to find a place with multiple sports in the centre of the city .
request((_:search,category,?);(_:search,type,'Attraction')) reqmore() inform((_:result,amount,'the only');(_:result,area,'east');(_:result,category,'multiple sports');(_:result,type,'Attraction'))
system
Unfortunately , the only multiple sports place I have is in the east . Is there something else you might be interested in ?
inform((_:search,category,'college');(_:search,type,'Attraction'))
user
How about a college instead ?
request((_:search,entrance_fee,?);(_:search,type,'Attraction')) inform((_:result,amount,'quite a few');(_:result,entrance_fee,'entrance fees');(_:result,entrance_fee,'free');(_:result,type,'Attraction'))
system
There are quite a few . Some have entrance fees while other are free . Do you have a preference ?
user
No , no preference . Which one do you recommend ?
inform((_:result,area,'centre');(_:result,name,"Christ 's college");(_:result,type,'Attraction'))
system
Christ 's college is in the centre of town . Would you like some information on it ?
request((_:result,address,?);(_:result,entrance_fee,?);(_:result,type,'Attraction'))
user
Yes , may I have their address and entrance fee ?
inform((_:result,address,"saint andrew 's street");(_:result,entrance_fee,'no entrance fee');(_:result,name,"christ 's college");(_:result,type,'Attraction'))
system
There is no entrance fee for christ 's college and it 's address is saint andrew 's street .
inform((_:search,day,'thursday');(_:search,type,'Train'))
user
Great . I also need a train for Thursday . Can you help with that ?
thank()
system
Yes , but first I need more details about your trip .
inform((_:search,arrive_by,'18:00');(_:search,departure,'cambridge');(_:search,type,'Train'))
user
I am leaving cambridge and would like to arrive at 18:00
inform((_:result,id,'tr8272');(_:result,leave_at,'05:00');(_:result,type,'Train'))
system
the tr8272 leaves at 05:00
inform((_:search,departure,'london liverpool street');(_:search,leave_at,'09:15');(_:search,people,'1');(_:search,type,'Train'))
user
I need it to leave after 09:15 from London Liverpool Street . Can you find me a train and book it for 1 person ?
inform((_:booking,category,'Train');(_:booking,ref,'JW1DTLPN');(_:booking,type,'Booking');(_:result,id,'TR0998');(_:result,leave_at,'09:39');(_:result,type,'Train'))
system
TR0998 leaves at 09:39 . I have booked it for you . 
 Reference number : JW1DTLPN .
thank()
user
Thank you , have a good day .
system
Thank you ! I hope you have a wonderful trip ! Goodbye .
_:search area centre
_:search category multiple sports
_:search type Attraction
_:search area centre
_:system inquired _:user
_:result amount the only
_:result area east
_:result category multiple sports
_:result type Attraction
_:search category college
_:search type Attraction
_:search area centre
_:system inquired _:user
_:result area east
_:result category multiple sports
_:search category college
_:search entrance_fee ?
_:search type Attraction
_:result amount quite a few
_:result entrance_fee entrance fees
_:result entrance_fee free
_:result type Attraction
_:search area centre
_:system inquired _:user
_:result category multiple sports
_:search category college
_:search entrance_fee ?
_:search type Attraction
_:result amount quite a few
_:result entrance_fee entrance fees
_:result entrance_fee free
_:result area centre
_:result name Christ 's college
_:result type Attraction
_:result address ?
_:result entrance_fee ?
_:search area centre
_:system inquired _:user
_:result category multiple sports
_:search category college
_:search entrance_fee ?
_:result amount quite a few
_:result area centre
_:result address saint andrew 's street
_:result entrance_fee no entrance fee
_:result name christ 's college
_:result type Attraction
_:search day thursday
_:search type Train
_:search area centre
_:system inquired _:user
_:result category multiple sports
_:search category college
_:search entrance_fee ?
_:result amount quite a few
_:result area centre
_:result address saint andrew 's street
_:result entrance_fee no entrance fee
_:result name christ 's college
_:result type Attraction
_:search day thursday
_:search arrive_by 18:00
_:search departure cambridge
_:search type Train
_:search area centre
_:system inquired _:user
_:result category multiple sports
_:search category college
_:search entrance_fee ?
_:result amount quite a few
_:result area centre
_:result address saint andrew 's street
_:result entrance_fee no entrance fee
_:result name christ 's college
_:search day thursday
_:search arrive_by 18:00
_:result id tr8272
_:result leave_at 05:00
_:result type Train
_:search departure london liverpool street
_:search leave_at 09:15
_:search people 1
_:search type Train
_:search area centre
_:system inquired _:user
_:result category multiple sports
_:search category college
_:search entrance_fee ?
_:result amount quite a few
_:result area centre
_:result address saint andrew 's street
_:result entrance_fee no entrance fee
_:result name christ 's college
_:search day thursday
_:search arrive_by 18:00
_:search departure london liverpool street
_:search leave_at 09:15
_:search people 1
_:search type Train
_:booking category Train
_:booking ref JW1DTLPN
_:booking type Booking
_:result id TR0998
_:result leave_at 09:39
_:result type Train