inform((_:search,area,'centre');(_:search,type,'Attraction'))
user
I am looking for attractions in the centre .
request((_:search,category,?);(_:search,type,'Attraction')) inform((_:result,amount,'many');(_:result,area,'centre');(_:result,type,'Attraction'))
system
The city centre has many attractions to offer . Do you have a specific type of attraction you are interested in ?
inform((_:search,area,'centre');(_:search,type,'Attraction')) request((_:result,entrance_fee,?);(_:result,type,'Attraction'))
user
I would like the attraction in the centre , and I would like the amount of the entrance fees in the centre .
inform((_:result,amount,'many');(_:result,category,'museums');(_:result,category,'nightclubs');(_:result,entrance_fee,'4 - 5 pounds');(_:result,entrance_fee,'free');(_:result,type,'Attraction')) reqmore()
system
There are many museums with free entrance , or nightclubs with fees around 4 - 5 pounds .   Would you be interested in more information on any of these ?
inform((_:search,destination,'birmingham new street');(_:search,leave_at,'19:45');(_:search,type,'Train'))
user
Actually , can you find a train to birmingham new street for me ? I need to leave after 19:45 .
request((_:search,day,?);(_:search,departure,?);(_:search,type,'Train'))
system
What is your departure site and day of travel ?
inform((_:search,departure,'cambridge');(_:search,destination,'Birmingham New Street');(_:search,type,'Train'))
user
Should depart from Cambridge and go to Birmingham New Street
inform((_:result,count,'28');(_:result,type,'Train')) request((_:search,arrive_by,?);(_:search,type,'Train'))
system
There are 28 trains that fit that criteria , what time would you like to arrive ?
inform((_:search,leave_at,'19:45');(_:search,people,'four');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
It does n't matter , the first train after 19:45 works for me . I need to book it for four people , and please provide the reference number .
reqmore() inform((_:booking,arrive_by,'23:44');(_:booking,category,'Train');(_:booking,id,'TR7769');(_:booking,leave_at,'20:01');(_:booking,people,'4');(_:booking,ref,'H6UCCIBA');(_:booking,type,'Booking'))
system
I was able to book 4 tickets on train TR7769 departing at 20:01 and arriving at 23:44 . Your reference number is H6UCCIBA . Is there anything else ?
thank()
user
No , that will do it !   Thank you for all your help !
system
You 're welcome . Have a great day .
_:search area centre
_:search type Attraction
_:search category ?
_:result amount many
_:result area centre
_:result type Attraction
_:search area centre
_:search type Attraction
_:result entrance_fee ?
_:search category ?
_:result area centre
_:search area centre
_:result amount many
_:result category museums
_:result category nightclubs
_:result entrance_fee 4 - 5 pounds
_:result entrance_fee free
_:result type Attraction
_:system inquired _:user
_:search destination birmingham new street
_:search leave_at 19:45
_:search type Train
_:search category ?
_:result area centre
_:search area centre
_:result amount many
_:result category museums
_:result category nightclubs
_:result entrance_fee 4 - 5 pounds
_:result entrance_fee free
_:result type Attraction
_:system inquired _:user
_:search leave_at 19:45
_:search day ?
_:search departure cambridge
_:search destination Birmingham New Street
_:search type Train
_:search category ?
_:result area centre
_:search area centre
_:result amount many
_:result category museums
_:result category nightclubs
_:result entrance_fee 4 - 5 pounds
_:result entrance_fee free
_:system inquired _:user
_:search day ?
_:search departure cambridge
_:search destination Birmingham New Street
_:result count 28
_:result type Train
_:search arrive_by ?
_:search leave_at 19:45
_:search people four
_:search type Train
_:result ref ?
_:search category ?
_:result area centre
_:search area centre
_:result amount many
_:result category museums
_:result category nightclubs
_:result entrance_fee 4 - 5 pounds
_:result entrance_fee free
_:search day ?
_:search departure cambridge
_:search destination Birmingham New Street
_:result count 28
_:result type Train
_:search arrive_by ?
_:search leave_at 19:45
_:search people four
_:search type Train
_:result ref ?
_:system inquired _:user
_:booking arrive_by 23:44
_:booking category Train
_:booking id TR7769
_:booking leave_at 20:01
_:booking people 4
_:booking ref H6UCCIBA
_:booking type Booking