inform((_:search,has_internet,'yes');(_:search,has_parking,'yes');(_:search,type,'Hotel'))
user
I 'm looking for a place to stay that includes free parking and free wifi .
request((_:search,area,?);(_:search,pricerange,?);(_:search,type,'Hotel'))
system
I can certainly help you with that . What area would you like to stay in and what price range did you have in mind ?
inform((_:search,category,'guesthouse');(_:search,type,'Hotel'))
user
actually i want a guesthouse , specifically
request((_:search,area,?);(_:search,type,'Hotel'))
system
Sure , I can help you with that .   What part of town were you looking for ?
inform((_:search,area,*);(_:search,category,'guesthouse');(_:search,has_internet,'yes');(_:search,has_parking,'yes');(_:search,type,'Hotel'))
user
Any part of town just a guesthouse with free parking and free wifi .
inform((_:result,name,'acorn guest house');(_:result,type,'Hotel')) offer((_:booking,type,'Booking'))
system
I 'd recommend acorn guest house . Would you like a reservation ?
inform((_:search,day,'sunday');(_:search,people,'5');(_:search,stay,'2');(_:search,type,'Hotel'))
user
Yes , please . Can you book a room for Sunday for 5 people , 2 nights please ?
inform((_:booking,ref,'Z0U42HJV');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : Z0U42HJV .
inform((_:search,day,'tuesday');(_:search,departure,'cambridge');(_:search,destination,'london kings cross');(_:search,leave_at,'18:00');(_:search,type,'Train'))
user
I also need a train departing from Cambridge going to London Kings Cross on Tuesday leaving after 18:00 . Do you have any ?
inform((_:result,arrive_by,'19:51');(_:result,day,'Tuesday');(_:result,departure,'Cambridge');(_:result,destination,'London Kings Cross');(_:result,id,'TR4125');(_:result,leave_at,'19:00');(_:result,ticket,'23.60 pounds');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR4125 leaves at 19:00 on Tuesday from Cambridge and arrives in London Kings Cross at 19:51 . The price is 23.60 pounds . Would you like me to book it ?
inform((_:search,people,'5');(_:search,type,'Train'))
user
Yes , please . Can you book me 5 tickets please ?
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'QIH2PJTI');(_:booking,ticket,'118 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 118 GBP payable at the station , your reference number is QIH2PJTI . Will that be all ?
thank()
user
No , thank you . I have everything I need at this time .
system
You are welcome let me know if you need anything else ?
_:search has_internet yes
_:search has_parking yes
_:search type Hotel
_:search has_internet yes
_:search has_parking yes
_:search area ?
_:search pricerange ?
_:search category guesthouse
_:search type Hotel
_:search pricerange ?
_:search area *
_:search category guesthouse
_:search has_internet yes
_:search has_parking yes
_:search type Hotel
_:search pricerange ?
_:search area *
_:search category guesthouse
_:search has_internet yes
_:search has_parking yes
_:result name acorn guest house
_:result type Hotel
_:system offered _:booking
_:booking type Booking
_:search day sunday
_:search people 5
_:search stay 2
_:search type Hotel
_:search pricerange ?
_:search area *
_:search category guesthouse
_:search has_internet yes
_:search has_parking yes
_:result name acorn guest house
_:result type Hotel
_:system offered _:booking
_:search people 5
_:search stay 2
_:booking ref Z0U42HJV
_:booking type Booking
_:search day tuesday
_:search departure cambridge
_:search destination london kings cross
_:search leave_at 18:00
_:search type Train
_:search pricerange ?
_:search area *
_:search category guesthouse
_:search has_internet yes
_:search has_parking yes
_:result name acorn guest house
_:system offered _:booking
_:search stay 2
_:booking ref Z0U42HJV
_:booking type Booking
_:search day tuesday
_:search departure cambridge
_:search destination london kings cross
_:search leave_at 18:00
_:result arrive_by 19:51
_:result day Tuesday
_:result departure Cambridge
_:result destination London Kings Cross
_:result id TR4125
_:result leave_at 19:00
_:result ticket 23.60 pounds
_:result type Train
_:booking category Train
_:search people 5
_:search type Train
_:search pricerange ?
_:search area *
_:search category guesthouse
_:search has_internet yes
_:search has_parking yes
_:result name acorn guest house
_:system offered _:booking
_:search stay 2
_:search day tuesday
_:search departure cambridge
_:search destination london kings cross
_:search leave_at 18:00
_:result arrive_by 19:51
_:result day Tuesday
_:result departure Cambridge
_:result destination London Kings Cross
_:result id TR4125
_:result leave_at 19:00
_:result ticket 23.60 pounds
_:result type Train
_:search people 5
_:search type Train
_:system inquired _:user
_:booking category Train
_:booking ref QIH2PJTI
_:booking ticket 118 GBP
_:booking type Booking