user
How much does it cost to take the bus in Cambridge ?
request((_:search,destination,?);(_:search,type,'Train'))
system
Where will you be traveling to ?
user
I will be traveling to london .
inform((_:result,departure,'Cambridge');(_:result,destination,'london kings cross');(_:result,ticket,'ranges from 18.88 pounds to 23.60 pounds');(_:result,type,'Train'))
system
The rate for a trip from Cambridge to london kings cross ranges from 18.88 pounds to 23.60 pounds depending on the day of travel .
inform((_:search,area,'west');(_:search,category,'hotel');(_:search,type,'Hotel'))
user
I am also looking for a hotel in the west side of Cambridge . Can you help me ?
select((_:result,category,'guesthouse');(_:result,category,'hotel');(_:result,type,'Hotel')) inform((_:result,amount,'a few');(_:result,type,'Hotel'))
system
There are a few to choose from .   Do you prefer a hotel or a guesthouse ?
inform((_:search,area,'west');(_:search,category,'hotel');(_:search,has_internet,'none');(_:search,type,'Hotel'))
user
I want a hotel on the west side that does n't have to include internet . If no internet , what about free wifi ?
request((_:search,area,?);(_:search,type,'Hotel')) canthelp((_:search,category,'hotels');(_:search,type,'Hotel'))
system
Unfortunately there are no hotels meeting your criteria . Would you like me to look in another part of town ?
inform((_:search,area,'west');(_:search,has_internet,'yes');(_:search,type,'Hotel'))
user
Are you sure that there are no hotels on the west side of town ? With or without internet ?
system
There are four . Do you have a price range in mind ?
_:search destination ?
_:search type Train
_:search destination ?
_:result departure Cambridge
_:result destination london kings cross
_:result ticket ranges from 18.88 pounds to 23.60 pounds
_:result type Train
_:search area west
_:search category hotel
_:search type Hotel
_:search destination ?
_:result departure Cambridge
_:result destination london kings cross
_:result ticket ranges from 18.88 pounds to 23.60 pounds
_:result category guesthouse
_:result category hotel
_:result amount a few
_:result type Hotel
_:search area west
_:search category hotel
_:search has_internet none
_:search type Hotel
_:search destination ?
_:result departure Cambridge
_:result destination london kings cross
_:result ticket ranges from 18.88 pounds to 23.60 pounds
_:result category guesthouse
_:result category hotel
_:result amount a few
_:result type Hotel
_:search category hotel
_:system canthelp _:search/02ac97e1
_:search/02ac97e1 category hotels
_:search/02ac97e1 type Hotel
_:search area west
_:search has_internet yes
_:search type Hotel