inform((_:search,area,'centre');(_:search,food,'world');(_:search,type,'Restaurant'))
user
Yes , I 'm looking for a restaurant in the centre what serves world food .
request((_:search,area,?);(_:search,food,?);(_:search,type,'Restaurant')) canthelp((_:search,area,'centre');(_:search,food,'World Food');(_:search,type,'Restaurant'))
system
I 'm sorry , but there are no foods in the centre that serve World Food . Would you like to try another area or a different type of food ?
inform((_:search,food,'gastropub');(_:search,type,'Restaurant'))
user
I would like a gastropub then if you have one open .
inform((_:result,address,'Corn Exchange Street');(_:result,name,'Cow Pizza Kitchen and Bar');(_:result,type,'Restaurant'))
system
I would suggest The Cow Pizza Kitchen and Bar .   Great food .   It is located on Corn Exchange Street .
request((_:result,pricerange,?);(_:result,type,'Restaurant'))
user
What is the price range ?
offer((_:booking,type,'Booking')) inform((_:result,pricerange,'moderately priced');(_:result,type,'Restaurant'))
system
It is moderately priced . Would you like me to make a reservation ?
request((_:result,address,?);(_:result,type,'Restaurant'))
user
no , just give me the address
reqmore() inform((_:result,address,'Corn Exchange Street');(_:result,postcode,'cb23qf');(_:result,type,'Restaurant'))
system
Sure , the address is on Corn Exchange Street , post code cb23qf . Can I do anything else for you today ?
inform((_:search,day,'saturday');(_:search,departure,'stevenage');(_:search,destination,'cambridge');(_:search,leave_at,'09:45');(_:search,type,'Train'))
user
I do need to get from Stevenage to Cambridge on Saturday . I 'd like to leave shortly after 09:45 , if possible .
inform((_:result,id,'TR9024');(_:result,leave_at,'09:54');(_:result,type,'Train'))
system
TR9024 leaves at 09:54 , would that one work ?
inform((_:search,people,'four');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes , that would work out great .   I need to book the trip for four people .   Can I get a reference number too please ?
inform((_:result,ref,'1QXKJN3D');(_:result,type,'Train')) reqmore()
system
Reference number is : 1QXKJN3D . Is there anything else ?
thank()
user
No , that 's all I need right now . Thank you so much .
system
You 're welcome , have a great day and goodbye !
_:search area centre
_:search food world
_:search type Restaurant
_:search area ?
_:system canthelp _:search/7d1d38ad
_:search/7d1d38ad area centre
_:search/7d1d38ad food World Food
_:search/7d1d38ad type Restaurant
_:search food gastropub
_:search type Restaurant
_:search area ?
_:system canthelp _:search/7d1d38ad
_:search/7d1d38ad area centre
_:search/7d1d38ad food World Food
_:search/7d1d38ad type Restaurant
_:search food gastropub
_:search type Restaurant
_:result address Corn Exchange Street
_:result name Cow Pizza Kitchen and Bar
_:result type Restaurant
_:result pricerange ?
_:search area ?
_:system canthelp _:search/7d1d38ad
_:search/7d1d38ad area centre
_:search/7d1d38ad food World Food
_:search/7d1d38ad type Restaurant
_:search food gastropub
_:search type Restaurant
_:result address Corn Exchange Street
_:result name Cow Pizza Kitchen and Bar
_:system offered _:booking
_:booking type Booking
_:result pricerange moderately priced
_:result type Restaurant
_:result address ?
_:search area ?
_:system canthelp _:search/7d1d38ad
_:search/7d1d38ad area centre
_:search/7d1d38ad food World Food
_:search/7d1d38ad type Restaurant
_:search food gastropub
_:result name Cow Pizza Kitchen and Bar
_:system offered _:booking
_:booking type Booking
_:result pricerange moderately priced
_:system inquired _:user
_:result address Corn Exchange Street
_:result postcode cb23qf
_:result type Restaurant
_:search day saturday
_:search departure stevenage
_:search destination cambridge
_:search leave_at 09:45
_:search type Train
_:search area ?
_:system canthelp _:search/7d1d38ad
_:search/7d1d38ad area centre
_:search/7d1d38ad food World Food
_:search/7d1d38ad type Restaurant
_:search food gastropub
_:result name Cow Pizza Kitchen and Bar
_:system offered _:booking
_:booking type Booking
_:result pricerange moderately priced
_:system inquired _:user
_:result address Corn Exchange Street
_:result postcode cb23qf
_:search day saturday
_:search departure stevenage
_:search destination cambridge
_:search leave_at 09:45
_:result id TR9024
_:result leave_at 09:54
_:result type Train
_:search people four
_:search type Train
_:result ref ?
_:search area ?
_:system canthelp _:search/7d1d38ad
_:search/7d1d38ad area centre
_:search/7d1d38ad food World Food
_:search/7d1d38ad type Restaurant
_:search food gastropub
_:result name Cow Pizza Kitchen and Bar
_:system offered _:booking
_:booking type Booking
_:result pricerange moderately priced
_:result address Corn Exchange Street
_:result postcode cb23qf
_:search day saturday
_:search departure stevenage
_:search destination cambridge
_:search leave_at 09:45
_:result id TR9024
_:result leave_at 09:54
_:search people four
_:search type Train
_:result ref 1QXKJN3D
_:result type Train
_:system inquired _:user