inform((_:search,category,'hotel');(_:search,stars,'4');(_:search,type,'Hotel'))
user
Can you help me find a nice 4 star hotel ?
request((_:search,pricerange,?);(_:search,type,'Hotel'))
system
I would love to ! Do you have a price range in mind ?
inform((_:search,pricerange,'expensive');(_:search,type,'Hotel'))
user
Yes , I do . I would like a hotel that is expensive in price .
inform((_:result,area,'centre');(_:result,area,'west');(_:result,count,'2');(_:result,type,'Hotel'))
system
I have two hotels available one in the west and one in the centre . Do you have a preference ?
inform((_:search,area,'centre');(_:search,day,'tuesday');(_:search,people,'7');(_:search,stay,'2');(_:search,type,'Hotel'))
user
The one in the centre would be ideal . There will be 7 people staying for 2 nights , starting Tuesday .
reqmore() inform((_:booking,ref,'VZF6OEIK');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : VZF6OEIK . anything else today ?
inform((_:search,departure,'cambridge');(_:search,destination,'stansted airport');(_:search,type,'Train'))
user
Yes , I 'm also looking for a train departing from Cambridge and heading to Stansted Airport . Can you please help ?
request((_:search,day,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
Which day & what time are you heading to the airport ?
inform((_:search,day,'tuesday');(_:search,leave_at,'09:30');(_:search,type,'Train'))
user
I want a train for tuesday that departs after 09:30
offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
There are 15 trains available . Should I book a train for you ?
inform((_:search,leave_at,'09:30');(_:search,people,'7');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes , please choose the earliest one after 09:30 and book it for 7 people . And do n't forget to send the reference number !
inform((_:booking,category,'Train');(_:booking,leave_at,'09:40');(_:booking,ref,'NJ1GZ4Y0');(_:booking,type,'Booking')) reqmore()
system
Booking was successful for a train departing at 09:40 . The reference number is NJ1GZ4Y0 . Will there be anything else today ?
bye()
user
That is all I needed , good day to you .
system
You 're welcome . Have a nice day !
_:search category hotel
_:search stars 4
_:search type Hotel
_:search category hotel
_:search stars 4
_:search pricerange expensive
_:search type Hotel
_:search category hotel
_:search stars 4
_:search pricerange expensive
_:result area centre
_:result area west
_:result count 2
_:result type Hotel
_:search area centre
_:search day tuesday
_:search people 7
_:search stay 2
_:search type Hotel
_:search category hotel
_:search stars 4
_:search pricerange expensive
_:result area centre
_:result area west
_:result count 2
_:result type Hotel
_:search area centre
_:search day tuesday
_:search people 7
_:search stay 2
_:system inquired _:user
_:booking ref VZF6OEIK
_:booking type Booking
_:search departure cambridge
_:search destination stansted airport
_:search type Train
_:search category hotel
_:search stars 4
_:search pricerange expensive
_:result area centre
_:result area west
_:result count 2
_:result type Hotel
_:search area centre
_:search people 7
_:search stay 2
_:system inquired _:user
_:booking ref VZF6OEIK
_:booking type Booking
_:search departure cambridge
_:search destination stansted airport
_:search day tuesday
_:search leave_at 09:30
_:search type Train
_:search category hotel
_:search stars 4
_:search pricerange expensive
_:result area centre
_:result area west
_:result count 2
_:result type Hotel
_:search area centre
_:search stay 2
_:system inquired _:user
_:booking ref VZF6OEIK
_:booking type Booking
_:search departure cambridge
_:search destination stansted airport
_:search day tuesday
_:system offered _:booking
_:booking category Train
_:search leave_at 09:30
_:search people 7
_:search type Train
_:result ref ?
_:result type Train
_:search category hotel
_:search stars 4
_:search pricerange expensive
_:result area centre
_:result area west
_:result count 2
_:result type Hotel
_:search area centre
_:search stay 2
_:search departure cambridge
_:search destination stansted airport
_:search day tuesday
_:system offered _:booking
_:search leave_at 09:30
_:search people 7
_:search type Train
_:result ref ?
_:result type Train
_:booking category Train
_:booking leave_at 09:40
_:booking ref NJ1GZ4Y0
_:booking type Booking
_:system inquired _:user
_:user dismissed _:system