inform((_:search,category,'guesthouse');(_:search,has_internet,'yes');(_:search,type,'Hotel'))
user
I would like a guesthouse with free wifi please .
request((_:search,area,?);(_:search,type,'Hotel')) inform((_:result,count,'23');(_:result,type,'Hotel'))
system
We have 23 different options available . Is there an area you would prefer ?
inform((_:search,area,'north');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
user
I 'm looking for something expensive in the north .
canthelp((_:search,area,'north');(_:search,category,'guesthouses');(_:search,has_internet,'none');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
system
There are no expensive guesthouses in the north with free wifi .
inform((_:search,pricerange,'moderately');(_:search,type,'Hotel'))
user
OK , how about a moderately priced one ?
inform((_:result,area,'north');(_:result,category,'guesthouses');(_:result,count,'8');(_:result,name,'Acorn Guest house');(_:result,pricerange,'moderately priced');(_:result,stars,'4');(_:result,type,'Hotel'))
system
There are 8 moderately priced guesthouses in the north . May I suggest the 4 star Acorn Guest house ?
inform((_:search,area,'north');(_:search,day,'wednesday');(_:search,pricerange,'expensive');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Are there any expensive hotels in the north ?    I plan on staying with 4 other people for 4 nights , starting wednesday .
request((_:search,has_parking,?);(_:search,type,'Hotel'))
system
Do you have a parking preference ?
inform((_:search,has_parking,'yes');(_:search,type,'Hotel'))
user
No parking preference . Can you please recommend one .
canthelp((_:search,area,'North');(_:search,category,'hotels');(_:search,pricerange,'expensive');(_:search,type,'Hotel'))
system
I 'm sorry .   I am not finding any hotels in the expensive price range in the North .   Would you like to change your search ?
inform((_:search,pricerange,'moderate');(_:search,type,'Hotel'))
user
Can you check for moderate price range instead ?
inform((_:result,area,'north');(_:result,has_internet,'none');(_:result,name,'Acorn Guest House');(_:result,pricerange,'moderately - priced');(_:result,type,'Hotel')) offer((_:booking,type,'Booking'))
system
The Acorn Guest House is moderately - priced , in the north .   They offer free wifi as well .   Would you like me to book you a room ?
inform((_:search,day,'wednesday');(_:search,people,'5');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Sure , I need it for 5 people and 4 nights from Wednesday .
inform((_:booking,ref,'FC2BDIC9');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : FC2BDIC9 .
inform((_:search,day,'wednesday');(_:search,departure,'kings lynn');(_:search,type,'Train'))
user
I also need a train on Wednesday , leaving from Kings Lynn .
request((_:search,arrive_by,?);(_:search,leave_at,?);(_:search,type,'Train')) inform((_:result,departure,'cambridge');(_:result,destination,'Cambridge');(_:result,type,'Train'))
system
When would you like to leave or arrive in Cambridge by ?
inform((_:search,arrive_by,'18:45');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
Yes , I would like to arrive in Cambridge by 18:45 please .
inform((_:result,arrive_by,'17:58');(_:result,id,'TR3677');(_:result,type,'Train'))
system
ok the TR3677 will get you there at 17:58
thank()
user
thanks that 's all i need
system
You 're welcome , have a great day .
_:search category guesthouse
_:search has_internet yes
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:result count 23
_:result type Hotel
_:search area north
_:search pricerange expensive
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:result count 23
_:result type Hotel
_:search area north
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
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_:search/94598f69 pricerange expensive
_:search/94598f69 type Hotel
_:search pricerange moderately
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
_:search/94598f69 pricerange expensive
_:search/94598f69 type Hotel
_:result area north
_:result category guesthouses
_:result count 8
_:result name Acorn Guest house
_:result pricerange moderately priced
_:result stars 4
_:result type Hotel
_:search area north
_:search day wednesday
_:search pricerange expensive
_:search stay 4
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
_:search/94598f69 pricerange expensive
_:search/94598f69 type Hotel
_:result area north
_:result category guesthouses
_:result count 8
_:result name Acorn Guest house
_:result pricerange moderately priced
_:result stars 4
_:result type Hotel
_:search area north
_:search day wednesday
_:search pricerange expensive
_:search stay 4
_:search has_parking yes
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
_:search/94598f69 pricerange expensive
_:search/94598f69 type Hotel
_:result area north
_:result category guesthouses
_:result count 8
_:result name Acorn Guest house
_:result pricerange moderately priced
_:result stars 4
_:result type Hotel
_:search area north
_:search day wednesday
_:search stay 4
_:search has_parking yes
_:system canthelp _:search/f486b0a6
_:search/f486b0a6 area North
_:search/f486b0a6 category hotels
_:search/f486b0a6 pricerange expensive
_:search/f486b0a6 type Hotel
_:search pricerange moderate
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
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_:search/94598f69 type Hotel
_:result category guesthouses
_:result count 8
_:result stars 4
_:search area north
_:search has_parking yes
_:system canthelp _:search/f486b0a6
_:search/f486b0a6 area North
_:search/f486b0a6 category hotels
_:search/f486b0a6 pricerange expensive
_:search/f486b0a6 type Hotel
_:search pricerange moderate
_:result area north
_:result has_internet none
_:result name Acorn Guest House
_:result pricerange moderately - priced
_:result type Hotel
_:system offered _:booking
_:booking type Booking
_:search day wednesday
_:search people 5
_:search stay 4
_:search type Hotel
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
_:search/94598f69 pricerange expensive
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_:result count 8
_:result stars 4
_:search area north
_:search has_parking yes
_:system canthelp _:search/f486b0a6
_:search/f486b0a6 area North
_:search/f486b0a6 category hotels
_:search/f486b0a6 pricerange expensive
_:search/f486b0a6 type Hotel
_:search pricerange moderate
_:result area north
_:result has_internet none
_:result name Acorn Guest House
_:result pricerange moderately - priced
_:result type Hotel
_:system offered _:booking
_:search people 5
_:search stay 4
_:booking ref FC2BDIC9
_:booking type Booking
_:search day wednesday
_:search departure kings lynn
_:search type Train
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
_:search/94598f69 pricerange expensive
_:search/94598f69 type Hotel
_:result category guesthouses
_:result count 8
_:result stars 4
_:search area north
_:search has_parking yes
_:system canthelp _:search/f486b0a6
_:search/f486b0a6 area North
_:search/f486b0a6 category hotels
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_:search/f486b0a6 type Hotel
_:search pricerange moderate
_:result area north
_:result has_internet none
_:result name Acorn Guest House
_:result pricerange moderately - priced
_:system offered _:booking
_:search people 5
_:search stay 4
_:booking ref FC2BDIC9
_:booking type Booking
_:search day wednesday
_:search departure kings lynn
_:search leave_at ?
_:result departure cambridge
_:result destination Cambridge
_:result type Train
_:search arrive_by 18:45
_:search destination cambridge
_:search type Train
_:search category guesthouse
_:search has_internet yes
_:system canthelp _:search/94598f69
_:search/94598f69 area north
_:search/94598f69 category guesthouses
_:search/94598f69 has_internet none
_:search/94598f69 pricerange expensive
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_:result category guesthouses
_:result count 8
_:result stars 4
_:search area north
_:search has_parking yes
_:system canthelp _:search/f486b0a6
_:search/f486b0a6 area North
_:search/f486b0a6 category hotels
_:search/f486b0a6 pricerange expensive
_:search/f486b0a6 type Hotel
_:search pricerange moderate
_:result area north
_:result has_internet none
_:result name Acorn Guest House
_:result pricerange moderately - priced
_:system offered _:booking
_:search people 5
_:search stay 4
_:booking ref FC2BDIC9
_:booking type Booking
_:search day wednesday
_:search departure kings lynn
_:search leave_at ?
_:result departure cambridge
_:result destination Cambridge
_:search arrive_by 18:45
_:search destination cambridge
_:search type Train
_:result arrive_by 17:58
_:result id TR3677
_:result type Train