inform((_:search,area,'centre');(_:search,type,'Attraction'))
user
I am looking for places to go in the centre .
request((_:search,category,?);(_:search,type,'Attraction'))
system
Please tell me the types of places you are looking for .
request((_:result,entrance_fee,?);(_:result,phone,?);(_:result,type,'Attraction'))
user
I 'm looking for attractions , can you suggest something interesting ? . I also need the phone number and entrance fee .
inform((_:result,area,'centre');(_:result,entrance_fee,'free');(_:result,name,"All Saint 's Church");(_:result,type,'Attraction')) request((_:search,category,?);(_:search,type,'Attraction'))
system
If you ca n't tell me what type of attractions you 're looking for , I will pick the first option on the list : All Saint 's Church in the centre , admission is free .
request((_:result,phone,?);(_:result,type,'Attraction'))
user
That 's some recommendation . Can you at least tell me the phone number too , like I asked ?
reqmore() inform((_:result,phone,'01223452587');(_:result,type,'Attraction'))
system
01223452587 is the phone number . May i assist you with anything else ?
inform((_:search,day,'friday');(_:search,type,'Train'))
user
Yes i 'm also looking for a train for Friday .
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
Sure ! I 'll need your departure site and destination please ?
inform((_:search,departure,'london liverpool street');(_:search,destination,'cambridge');(_:search,leave_at,'20:30');(_:search,type,'Train'))
user
I will be departing from london liverpool street and need to go to cambridge . I need to leave after 20:30 .
inform((_:result,day,'Friday');(_:result,id,'TR8373');(_:result,leave_at,'21:39');(_:result,ticket,'16.60 pounds');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR8373 leaves at 21:39 on Friday . The price is 16.60 pounds . Will that work for you ?
inform((_:search,people,'7');(_:search,type,'Train'))
user
Perfect , yes . I 'll need 7 tickets .
thank() reqmore()
system
Great ! Is there anything else I can assist you with ?
request((_:result,ref,?);(_:result,type,'Train'))
user
I just need a reference number please .
inform((_:booking,category,'Train');(_:booking,ref,'TCIY3MAO');(_:booking,ticket,'116.2 GBP');(_:booking,type,'Booking'))
system
Booked ,   the total fee is 116.2 GBP payable at the station . 
 Reference number : TCIY3MAO .
thank()
user
Great .   Thanks for all the help !
system
Have a great day !
_:search area centre
_:search type Attraction
_:search area centre
_:search category ?
_:search type Attraction
_:result entrance_fee ?
_:result phone ?
_:result type Attraction
_:search area centre
_:result phone ?
_:result area centre
_:result entrance_fee free
_:result name All Saint 's Church
_:result type Attraction
_:search category ?
_:search type Attraction
_:search area centre
_:result area centre
_:result entrance_fee free
_:result name All Saint 's Church
_:search category ?
_:system inquired _:user
_:result phone 01223452587
_:result type Attraction
_:search day friday
_:search type Train
_:search area centre
_:result area centre
_:result entrance_fee free
_:result name All Saint 's Church
_:search category ?
_:system inquired _:user
_:result phone 01223452587
_:result type Attraction
_:search day friday
_:search departure london liverpool street
_:search destination cambridge
_:search leave_at 20:30
_:search type Train
_:search area centre
_:result area centre
_:result entrance_fee free
_:result name All Saint 's Church
_:search category ?
_:system inquired _:user
_:result phone 01223452587
_:search day friday
_:search departure london liverpool street
_:search destination cambridge
_:search leave_at 20:30
_:result day Friday
_:result id TR8373
_:result leave_at 21:39
_:result ticket 16.60 pounds
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search people 7
_:search type Train
_:search area centre
_:result area centre
_:result entrance_fee free
_:result name All Saint 's Church
_:search category ?
_:result phone 01223452587
_:search day friday
_:search departure london liverpool street
_:search destination cambridge
_:search leave_at 20:30
_:result day Friday
_:result id TR8373
_:result leave_at 21:39
_:result ticket 16.60 pounds
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search people 7
_:search type Train
_:system inquired _:user
_:result ref ?
_:search area centre
_:result area centre
_:result entrance_fee free
_:result name All Saint 's Church
_:search category ?
_:result phone 01223452587
_:search day friday
_:search departure london liverpool street
_:search destination cambridge
_:search leave_at 20:30
_:result day Friday
_:result id TR8373
_:result leave_at 21:39
_:result ticket 16.60 pounds
_:result type Train
_:system offered _:booking
_:search people 7
_:search type Train
_:system inquired _:user
_:result ref ?
_:booking category Train
_:booking ref TCIY3MAO
_:booking ticket 116.2 GBP
_:booking type Booking