inform((_:search,category,'hotel');(_:search,has_internet,'yes');(_:search,stars,'four');(_:search,type,'Hotel'))
user
I am looking for a hotel with a star of four with free wifi .
request((_:search,area,?);(_:search,pricerange,?);(_:search,type,'Hotel')) inform((_:result,category,'guesthouses');(_:result,category,'hotels');(_:result,count,'21');(_:result,type,'Hotel'))
system
We have 21 hotels and guesthouses that match those requirements . Do location or price matter ?
inform((_:search,area,'dontcare');(_:search,category,'guesthouse');(_:search,pricerange,'dontcare');(_:search,type,'Hotel'))
user
I would like a guesthouse .   Location and price are n't important .
inform((_:result,area,'east');(_:result,name,'A and B Guest House');(_:result,type,'Hotel')) thank()
system
Okay .   I would recommend the A and B Guest House on the east side of town .
inform((_:search,day,'thursday');(_:search,people,'2');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Ok , please book for 4 nights beginning thursday for 2 people .   Thank you .
request((_:booking,day,?);(_:booking,type,'Booking'))
system
What day will you be checking in ?
inform((_:search,has_parking,'yes');(_:search,type,'Hotel')) request((_:result,has_parking,?);(_:result,type,'Hotel'))
user
Oh before you book , please advise on whether they have free parking or not .
inform((_:result,has_internet,'none');(_:result,has_parking,'none');(_:result,type,'Hotel'))
system
They do not have free parking but they do have free internet .
request((_:result,phone,?);(_:result,type,'Hotel'))
user
Well that does not work , can I get the phone number anyway ?
inform((_:result,phone,'01223315702');(_:result,type,'Hotel'))
system
their phone number is 01223315702 . is that all ?
request((_:result,area,?);(_:result,type,'Hotel'))
user
and what area is it in ?
inform((_:result,area,'east');(_:result,type,'Hotel')) reqmore()
system
It is in the east . Is there anything else you need ?
inform((_:search,day,'monday');(_:search,departure,'cambridge');(_:search,destination,'stevenage');(_:search,leave_at,'17:45');(_:search,people,'2');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes . I need a train leaving anytime after 17:45 in cambridge and going to stevenage on monday . 2 tickets and the ref would be great
inform((_:booking,category,'Train');(_:booking,ref,'D4AK1SN3');(_:booking,ticket,'25.6 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 25.6 GBP payable at the station . 
 Reference number is : D4AK1SN3 .
thank()
user
Ok , thank you . This is all the information I need right now .
system
I hope we were able to help you today .
_:search category hotel
_:search has_internet yes
_:search stars four
_:search type Hotel
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:result type Hotel
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:search type Hotel
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:result area east
_:result name A and B Guest House
_:result type Hotel
_:search day thursday
_:search people 2
_:search stay 4
_:search type Hotel
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:result area east
_:result name A and B Guest House
_:result type Hotel
_:search day thursday
_:search people 2
_:search stay 4
_:booking day ?
_:booking type Booking
_:search has_parking yes
_:search type Hotel
_:result has_parking ?
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:result area east
_:result name A and B Guest House
_:search day thursday
_:search people 2
_:search stay 4
_:booking day ?
_:booking type Booking
_:search has_parking yes
_:search type Hotel
_:result has_internet none
_:result has_parking none
_:result type Hotel
_:result phone ?
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:result area east
_:result name A and B Guest House
_:search day thursday
_:search people 2
_:search stay 4
_:booking day ?
_:booking type Booking
_:search has_parking yes
_:search type Hotel
_:result has_internet none
_:result has_parking none
_:result phone 01223315702
_:result type Hotel
_:result area ?
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:result name A and B Guest House
_:search stay 4
_:booking day ?
_:booking type Booking
_:search has_parking yes
_:result has_internet none
_:result has_parking none
_:result phone 01223315702
_:result area east
_:result type Hotel
_:system inquired _:user
_:search day monday
_:search departure cambridge
_:search destination stevenage
_:search leave_at 17:45
_:search people 2
_:search type Train
_:result ref ?
_:result type Train
_:search has_internet yes
_:search stars four
_:result category guesthouses
_:result category hotels
_:result count 21
_:search area dontcare
_:search category guesthouse
_:search pricerange dontcare
_:result name A and B Guest House
_:search stay 4
_:booking day ?
_:search has_parking yes
_:result has_internet none
_:result has_parking none
_:result phone 01223315702
_:result area east
_:result type Hotel
_:system inquired _:user
_:search day monday
_:search departure cambridge
_:search destination stevenage
_:search leave_at 17:45
_:search people 2
_:search type Train
_:result ref ?
_:result type Train
_:booking category Train
_:booking ref D4AK1SN3
_:booking ticket 25.6 GBP
_:booking type Booking