inform((_:search,has_internet,'yes');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
user
I need an expensive place to stay that includes wifi .
request((_:search,area,?);(_:search,type,'Hotel')) inform((_:result,amount,'several');(_:result,type,'Hotel'))
system
I have found several options for you , sir . What part of town did you have in mind ?
inform((_:search,category,'guesthouse');(_:search,type,'Hotel'))
user
It does n't really matter . I would like a guesthouse , though .
canthelp((_:search,category,'guesthouse');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
system
I could not find a guesthouse available in the expensive price range . Is there a different price range you would accept ?
inform((_:search,pricerange,'moderate');(_:search,type,'Hotel'))
user
how about moderate price range ?
request((_:search,area,?);(_:search,type,'Hotel')) inform((_:result,category,'guesthouses');(_:result,count,'14');(_:result,pricerange,'moderate');(_:result,type,'Hotel'))
system
I have 14 total moderate priced guesthouses . Do you have a preference of which area of town ?
user
any place suits me
offer((_:booking,type,'Booking')) inform((_:result,area,'north');(_:result,category,'guesthouse');(_:result,has_internet,'none');(_:result,name,'Avalon');(_:result,pricerange,'moderate');(_:result,stars,'4-star');(_:result,type,'Hotel'))
system
The Avalon is a moderate - price guesthouse in the north with a 4-star rating and internet . Do you want me to book it ?
inform((_:search,day,'wednesday');(_:search,people,'3');(_:search,stay,'4');(_:search,type,'Hotel'))
user
book it for 3 people and 4 nights starting from wednesday .
inform((_:booking,ref,'9ZW11UHM');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : 9ZW11UHM .
thank()
user
Great , thanks for your help !
thank() reqmore()
system
You 're welcome .   Is there anything else that I may assist you with today ?
thank()
user
No that was all for now . Thanks
system
Thank you for using our services .
_:search has_internet yes
_:search pricerange expensive
_:search type Hotel
_:search has_internet yes
_:search pricerange expensive
_:search area ?
_:result amount several
_:result type Hotel
_:search category guesthouse
_:search type Hotel
_:search has_internet yes
_:search area ?
_:result amount several
_:result type Hotel
_:search category guesthouse
_:system canthelp _:search/9c20753d
_:search/9c20753d category guesthouse
_:search/9c20753d pricerange expensive
_:search/9c20753d type Hotel
_:search pricerange moderate
_:search type Hotel
_:search has_internet yes
_:result amount several
_:search category guesthouse
_:system canthelp _:search/9c20753d
_:search/9c20753d category guesthouse
_:search/9c20753d pricerange expensive
_:search/9c20753d type Hotel
_:search pricerange moderate
_:search area ?
_:search type Hotel
_:result category guesthouses
_:result count 14
_:result pricerange moderate
_:result type Hotel
_:search has_internet yes
_:result amount several
_:search category guesthouse
_:system canthelp _:search/9c20753d
_:search/9c20753d category guesthouse
_:search/9c20753d pricerange expensive
_:search/9c20753d type Hotel
_:search pricerange moderate
_:search area ?
_:result count 14
_:system offered _:booking
_:booking type Booking
_:result area north
_:result category guesthouse
_:result has_internet none
_:result name Avalon
_:result pricerange moderate
_:result stars 4-star
_:result type Hotel
_:search day wednesday
_:search people 3
_:search stay 4
_:search type Hotel
_:search has_internet yes
_:result amount several
_:search category guesthouse
_:system canthelp _:search/9c20753d
_:search/9c20753d category guesthouse
_:search/9c20753d pricerange expensive
_:search/9c20753d type Hotel
_:search pricerange moderate
_:search area ?
_:result count 14
_:system offered _:booking
_:result area north
_:result category guesthouse
_:result has_internet none
_:result name Avalon
_:result pricerange moderate
_:result stars 4-star
_:result type Hotel
_:search day wednesday
_:search people 3
_:search stay 4
_:search type Hotel
_:booking ref 9ZW11UHM
_:booking type Booking
_:search has_internet yes
_:result amount several
_:search category guesthouse
_:system canthelp _:search/9c20753d
_:search/9c20753d category guesthouse
_:search/9c20753d pricerange expensive
_:search/9c20753d type Hotel
_:search pricerange moderate
_:search area ?
_:result count 14
_:system offered _:booking
_:result area north
_:result category guesthouse
_:result has_internet none
_:result name Avalon
_:result pricerange moderate
_:result stars 4-star
_:result type Hotel
_:search day wednesday
_:search people 3
_:search stay 4
_:search type Hotel
_:booking ref 9ZW11UHM
_:booking type Booking
_:system inquired _:user