inform((_:search,type,'Train'))
user
I 'm looking for train tickets , can you help with that ?
request((_:search,arrive_by,?);(_:search,day,?);(_:search,departure,?);(_:search,destination,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
Yes , Where will you be arrive from and going to ?   I also need a date and time .
inform((_:search,departure,'cambridge');(_:search,destination,'peterborough');(_:search,type,'Train'))
user
I want to go to peterborough and depart from cambridge .
inform((_:result,amount,'many');(_:result,departure,'cambridge');(_:result,destination,'peterborough');(_:result,type,'Train')) request((_:search,day,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
There are many trains going to peterborough from cambridge . What day and time do you want to leave ?
inform((_:search,day,'thursday');(_:search,leave_at,'8:30');(_:search,type,'Train'))
user
I 'd like to leave Thursday after 8:30 please .
inform((_:result,arrive_by,'09:24');(_:result,destination,'peterborough');(_:result,id,'TR6009');(_:result,leave_at,'08:34');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I have train TR6009 that leaves at 08:34 and will arrive in Peterborough at 09:24 . Would that work for you ?
request((_:result,duration,?);(_:result,type,'Train'))
user
What is the travel time ?
inform((_:result,duration,'50 minutes');(_:result,type,'Train'))
system
The travel time is 50 minutes .
inform((_:search,area,'south');(_:search,category,'hotels');(_:search,has_parking,'yes');(_:search,stars,'2-star');(_:search,type,'Hotel'))
user
Are there any 2-star hotels ( not guesthouses ) in the south that have free parking ?
request((_:search,area,?);(_:search,type,'Hotel')) canthelp((_:search,category,'hotels');(_:search,type,'Hotel'))
system
No , I 'm sorry there are n't any hotels that meet that criteria . Would you like to try a different area ?
inform((_:search,area,'north');(_:search,type,'Hotel'))
user
Is there anything in the north ?
offer((_:booking,type,'Booking')) inform((_:result,area,'north');(_:result,count,'2');(_:result,name,'Ashley Hotel');(_:result,name,'Lovell Lodge');(_:result,type,'Hotel'))
system
In the north , I have 2 places . The first is the Ashley Hotel and the other is the Lovell Lodge . Did you need me to book you a room ?
inform((_:search,day,'tuesday');(_:search,people,'4');(_:search,stay,'2');(_:search,type,'Hotel'))
user
Yes please book me a room for 4 people for 2 nights starting from Tuesday .
reqmore() inform((_:booking,name,'ashley hotel');(_:booking,ref,'DHVIHB9V');(_:booking,type,'Booking'))
system
Booking was successful at ashley hotel 	 . 
 Reference number is : DHVIHB9V . Can I help you with anything else today ?
thank()
user
No thanks , that was all I needed .   Goodbye .
system
Have a nice day . Thank you for contacting us .
_:search type Train
_:search arrive_by ?
_:search day ?
_:search leave_at ?
_:search departure cambridge
_:search destination peterborough
_:search type Train
_:search arrive_by ?
_:search departure cambridge
_:search destination peterborough
_:result amount many
_:result departure cambridge
_:result destination peterborough
_:result type Train
_:search day thursday
_:search leave_at 8:30
_:search type Train
_:search arrive_by ?
_:search departure cambridge
_:search destination peterborough
_:result amount many
_:result departure cambridge
_:search day thursday
_:search leave_at 8:30
_:search type Train
_:result arrive_by 09:24
_:result destination peterborough
_:result id TR6009
_:result leave_at 08:34
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration ?
_:search arrive_by ?
_:search departure cambridge
_:search destination peterborough
_:result amount many
_:result departure cambridge
_:search day thursday
_:search leave_at 8:30
_:result arrive_by 09:24
_:result destination peterborough
_:result id TR6009
_:result leave_at 08:34
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration 50 minutes
_:result type Train
_:search area south
_:search category hotels
_:search has_parking yes
_:search stars 2-star
_:search type Hotel
_:search arrive_by ?
_:search departure cambridge
_:search destination peterborough
_:result amount many
_:result departure cambridge
_:search day thursday
_:search leave_at 8:30
_:result arrive_by 09:24
_:result destination peterborough
_:result id TR6009
_:result leave_at 08:34
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration 50 minutes
_:result type Train
_:search category hotels
_:search has_parking yes
_:search stars 2-star
_:system canthelp _:search/0bee6e25
_:search/0bee6e25 category hotels
_:search/0bee6e25 type Hotel
_:search area north
_:search type Hotel
_:search arrive_by ?
_:search departure cambridge
_:search destination peterborough
_:result amount many
_:result departure cambridge
_:search leave_at 8:30
_:result arrive_by 09:24
_:result destination peterborough
_:result id TR6009
_:result leave_at 08:34
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration 50 minutes
_:search category hotels
_:search has_parking yes
_:search stars 2-star
_:system canthelp _:search/0bee6e25
_:search/0bee6e25 category hotels
_:search/0bee6e25 type Hotel
_:search area north
_:result area north
_:result count 2
_:result name Ashley Hotel
_:result name Lovell Lodge
_:result type Hotel
_:search day tuesday
_:search people 4
_:search stay 2
_:search type Hotel
_:search arrive_by ?
_:search departure cambridge
_:search destination peterborough
_:result amount many
_:result departure cambridge
_:search leave_at 8:30
_:result arrive_by 09:24
_:result destination peterborough
_:result id TR6009
_:result leave_at 08:34
_:system offered _:booking
_:booking category Train
_:result duration 50 minutes
_:search category hotels
_:search has_parking yes
_:search stars 2-star
_:system canthelp _:search/0bee6e25
_:search/0bee6e25 category hotels
_:search/0bee6e25 type Hotel
_:search area north
_:result area north
_:result count 2
_:result name Ashley Hotel
_:result name Lovell Lodge
_:result type Hotel
_:search day tuesday
_:search people 4
_:search stay 2
_:search type Hotel
_:system inquired _:user
_:booking name ashley hotel
_:booking ref DHVIHB9V
_:booking type Booking