inform((_:search,food,'indian');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I d like to eat at an expensive Indian place , know any ?
request((_:search,area,?);(_:search,type,'Restaurant')) inform((_:result,amount,'many');(_:result,type,'Restaurant'))
system
There are many to choose from , can I get what area you would like the restaurant to be at to narrow it down ?
inform((_:search,area,'centre');(_:search,type,'Restaurant'))
user
How about in the city centre ?
offer((_:booking,type,'Booking')) inform((_:result,count,'6');(_:result,food,'Indian');(_:result,type,'Restaurant'))
system
There are 6 Indian restaurants that fit this . Would you like me to book one for you ?
user
Yes , which of them have the best reviews ?
system
I am sorry I can not see the reviews . I can give you their phone numbers and you may call them if you like .
inform((_:search,day,'sunday');(_:search,duration,'19:15');(_:search,people,'2');(_:search,type,'Restaurant'))
user
Can you see which ones have availability Sunday at 19:15 for 2 people ?
reqmore() inform((_:booking,name,'Golden Curry');(_:booking,ref,'K3EBX9QT');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . 
 Reference number is : K3EBX9QT . The booking is at the Golden Curry . Need anything else ?
thank()
user
Nope , that would be it . Thanks for all the help , have a nice day !
system
Thank you for using Cambridge TownInfo centre .
_:search food indian
_:search pricerange expensive
_:search type Restaurant
_:search food indian
_:search pricerange expensive
_:result amount many
_:result type Restaurant
_:search area centre
_:search type Restaurant
_:search food indian
_:search pricerange expensive
_:result amount many
_:search area centre
_:search type Restaurant
_:system offered _:booking
_:booking type Booking
_:result count 6
_:result food Indian
_:result type Restaurant
_:search food indian
_:search pricerange expensive
_:result amount many
_:search area centre
_:system offered _:booking
_:booking type Booking
_:result count 6
_:result food Indian
_:result type Restaurant
_:search day sunday
_:search duration 19:15
_:search people 2
_:search type Restaurant
_:search food indian
_:search pricerange expensive
_:result amount many
_:search area centre
_:system offered _:booking
_:result count 6
_:result food Indian
_:result type Restaurant
_:search day sunday
_:search duration 19:15
_:search people 2
_:search type Restaurant
_:system inquired _:user
_:booking name Golden Curry
_:booking ref K3EBX9QT
_:booking type Booking