inform((_:search,area,'centre');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I am looking for a place to dine in the centre with an expensive price range .
request((_:search,food,?);(_:search,type,'Restaurant')) inform((_:result,area,'centre');(_:result,count,'33');(_:result,pricerange,'expensive');(_:result,type,'Restaurant'))
system
There are a total of 33 expensive restaurants in the centre of town . Is there a particular type of food you are wanting ?
request((_:result,food,?);(_:result,type,'Restaurant')) inform((_:search,food,'not particular');(_:search,type,'Restaurant'))
user
I am not particular . Can you choose one you think would be good for me and let me know the food type ?
offer((_:booking,type,'Booking')) inform((_:result,food,'Mediterranean');(_:result,name,'Shiraz Restaurant');(_:result,type,'Restaurant'))
system
Shiraz Restaurant serves Mediterranean cuisine .   Would that work for you ?
inform((_:search,departure,'birmingham new street');(_:search,leave_at,'21:00');(_:search,type,'Train'))
user
yes also i need a train that departs from birmingham new street and should leave after 21:00
request((_:search,destination,?);(_:search,type,'Train'))
system
Did you have a specific destination in mind ?
inform((_:search,day,'tuesday');(_:search,departure,'birmingham new street');(_:search,destination,'cambridge');(_:search,leave_at,'21:00');(_:search,type,'Train'))
user
Departing birmingham new street on tuesday anytime after 21:00 and I will be going to cambridge .
select((_:result,arrive_by,'24:23');(_:result,destination,'Cambridge');(_:result,leave_at,'21:40');(_:result,type,'Train'))
system
I would recommend the train leaving at 21:40 and arriving to Cambridge by 24:23 .
request((_:result,duration,?);(_:result,type,'Train'))
user
That sounds great , could you tell me the travel time for that first please ?
inform((_:result,duration,'163 minutes');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking')) inform((_:booking,name,'Shiraz Restaurant');(_:booking,type,'Booking'))
system
Yes , it 's 163 minutes . Would you like me to book you a ticket ? Or perhaps reserve you a table at Shiraz Restaurant ?
thank()
user
Thank you for being so helpful , but you 've done all I needed today . Have a very nice day !
system
Have a great day .
_:search area centre
_:search pricerange expensive
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:result area centre
_:result count 33
_:result pricerange expensive
_:result type Restaurant
_:result food ?
_:search food not particular
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:result area centre
_:result count 33
_:result pricerange expensive
_:search food not particular
_:system offered _:booking
_:booking type Booking
_:result food Mediterranean
_:result name Shiraz Restaurant
_:result type Restaurant
_:search departure birmingham new street
_:search leave_at 21:00
_:search type Train
_:search area centre
_:search pricerange expensive
_:result area centre
_:result count 33
_:result pricerange expensive
_:search food not particular
_:system offered _:booking
_:booking type Booking
_:result food Mediterranean
_:result name Shiraz Restaurant
_:result type Restaurant
_:search day tuesday
_:search departure birmingham new street
_:search destination cambridge
_:search leave_at 21:00
_:search type Train
_:search area centre
_:search pricerange expensive
_:result area centre
_:result count 33
_:result pricerange expensive
_:search food not particular
_:system offered _:booking
_:booking type Booking
_:result food Mediterranean
_:result name Shiraz Restaurant
_:search day tuesday
_:search departure birmingham new street
_:search destination cambridge
_:search leave_at 21:00
_:search type Train
_:result arrive_by 24:23
_:result destination Cambridge
_:result leave_at 21:40
_:result type Train
_:result duration ?
_:search area centre
_:search pricerange expensive
_:result area centre
_:result count 33
_:result pricerange expensive
_:search food not particular
_:system offered _:booking
_:result food Mediterranean
_:result name Shiraz Restaurant
_:search day tuesday
_:search departure birmingham new street
_:search destination cambridge
_:search leave_at 21:00
_:search type Train
_:result arrive_by 24:23
_:result destination Cambridge
_:result leave_at 21:40
_:result duration 163 minutes
_:result type Train
_:booking category Train
_:booking name Shiraz Restaurant
_:booking type Booking