inform((_:search,food,'indian');(_:search,pricerange,'expensive');(_:search,type,'Restaurant')) request((_:result,ticket,?);(_:result,type,'Train'))
user
I would like to book a reservation at an indian restaurant in the expensive price range
offer((_:booking,type,'Booking')) inform((_:result,area,'west');(_:result,name,'taj tandoori');(_:result,type,'Restaurant'))
system
You can try taj tandoori in the west .   Need a reservation ?
inform((_:search,area,'south');(_:search,type,'Restaurant'))
user
No , I 'm sorry that one wo n't work , are there any in the south ?
inform((_:result,area,'south');(_:result,type,'Restaurant'))
system
There is a location also on the south .
inform((_:search,day,'sunday');(_:search,duration,'14:15');(_:search,people,'1');(_:search,type,'Restaurant'))
user
Can you book a table for 1 at 14:15 on Sunday ?
reqmore() inform((_:booking,name,'taj tandoori');(_:booking,ref,'BNF7N69I');(_:booking,type,'Booking'))
system
Booking was successful at taj tandoori The table will be reserved for 15 minutes and your reference number is : BNF7N69I .   Do you need any further assistance ?
thank()
user
No thank you .   That is all I needed .
system
Have a nice day and thank you for contacting us .
_:search food indian
_:search pricerange expensive
_:search type Restaurant
_:result ticket ?
_:result type Train
_:search food indian
_:search pricerange expensive
_:result ticket ?
_:system offered _:booking
_:booking type Booking
_:result area west
_:result name taj tandoori
_:result type Restaurant
_:search area south
_:search type Restaurant
_:search food indian
_:search pricerange expensive
_:result ticket ?
_:system offered _:booking
_:booking type Booking
_:result name taj tandoori
_:search area south
_:result area south
_:result type Restaurant
_:search day sunday
_:search duration 14:15
_:search people 1
_:search type Restaurant
_:search food indian
_:search pricerange expensive
_:result ticket ?
_:system offered _:booking
_:result name taj tandoori
_:search area south
_:result area south
_:result type Restaurant
_:search day sunday
_:search duration 14:15
_:search people 1
_:search type Restaurant
_:system inquired _:user
_:booking name taj tandoori
_:booking ref BNF7N69I
_:booking type Booking