inform((_:search,area,'centre');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I am looking for a place to dine in Cambridge with an expensive price range located in the centre .
inform((_:result,area,'centre');(_:result,food,'african');(_:result,name,'bedouin');(_:result,pricerange,'expensive');(_:result,type,'Restaurant'))
system
how about bedouin ? it serves 	 african food , it is in the centre 	 and the expensive price range
inform((_:search,food,'modern eclectic');(_:search,type,'Restaurant'))
user
I prefer something with modern eclectic food .
request((_:search,area,?);(_:search,type,'Restaurant')) canthelp((_:search,area,'centre');(_:search,type,'Restaurant'))
system
I have nothing with that type of food in the centre of town , would you like me to try another area ?
inform((_:search,food,'indian');(_:search,type,'Restaurant'))
user
Try an Indian place please .
inform((_:result,count,'6');(_:result,type,'Restaurant'))
system
Yes , i have 6 options for you !
user
Well , can you tell me what they are so I can decide ?
reqmore() inform((_:result,area,'center');(_:result,pricerange,'Expensive');(_:result,type,'Restaurant'))
system
All Expensive and all in the center . Do you need anything else ?
user
i 'll ask you again : what are my choices ?
inform((_:result,name,'curry garden');(_:result,name,'saffron brasserie');(_:result,name,'the golden curry');(_:result,type,'Restaurant'))
system
the golden curry , curry garden , saffron brasserie
inform((_:search,day,'saturday');(_:search,duration,'16:45');(_:search,name,'saffron brasserie');(_:search,people,'2');(_:search,type,'Restaurant'))
user
Let 's go with the Saffron Brasserie . Can you make a reservation for Saturday for 2 at 16:45 ?
reqmore() inform((_:booking,ref,'OZWMR17W');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . Reference number is : OZWMR17W . Anything more I can help with ?
inform((_:search,arrive_by,'19:30');(_:search,day,'friday');(_:search,destination,'london kings cross');(_:search,type,'Train'))
user
I 'm also looking for a train on friday . I need to get to london kings cross by 19:30 please .
request((_:search,day,?);(_:search,departure,?);(_:search,type,'Train'))
system
Would you like to narrow your choices down by departure site or day of travel ?
inform((_:search,day,'friday');(_:search,departure,'cambridge');(_:search,type,'Train'))
user
I will be leaving from Cambridge on Friday .
inform((_:result,arrive_by,'17:51');(_:result,destination,'Kings Cross');(_:result,id,'TR6628');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR6628 is the latest train you can take . It will arrive in Kings Cross at 17:51 . Would you like to book a ticket ?
inform((_:search,people,'2');(_:search,type,'Train'))
user
Yes , please book 2 tickets for that train .
inform((_:booking,category,'Train');(_:booking,ref,'70AAB5NT');(_:booking,ticket,'47.2 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 47.2 GBP payable at the station . 
 Reference number is : 70AAB5NT .
user
That would be all for today
system
enjoy your time in Cambridge !
_:search area centre
_:search pricerange expensive
_:search type Restaurant
_:search area centre
_:search pricerange expensive
_:result area centre
_:result food african
_:result name bedouin
_:result pricerange expensive
_:result type Restaurant
_:search food modern eclectic
_:search type Restaurant
_:search pricerange expensive
_:result area centre
_:result food african
_:result name bedouin
_:result pricerange expensive
_:result type Restaurant
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:search type Restaurant
_:search pricerange expensive
_:result area centre
_:result food african
_:result name bedouin
_:result pricerange expensive
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:search type Restaurant
_:result count 6
_:result type Restaurant
_:search pricerange expensive
_:result food african
_:result name bedouin
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:search type Restaurant
_:result count 6
_:system inquired _:user
_:result area center
_:result pricerange Expensive
_:result type Restaurant
_:search pricerange expensive
_:result food african
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:result count 6
_:system inquired _:user
_:result area center
_:result pricerange Expensive
_:result name curry garden
_:result name saffron brasserie
_:result name the golden curry
_:result type Restaurant
_:search day saturday
_:search duration 16:45
_:search name saffron brasserie
_:search people 2
_:search type Restaurant
_:search pricerange expensive
_:result food african
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:result count 6
_:result area center
_:result pricerange Expensive
_:result name curry garden
_:result name saffron brasserie
_:result name the golden curry
_:result type Restaurant
_:search duration 16:45
_:search name saffron brasserie
_:search people 2
_:system inquired _:user
_:booking ref OZWMR17W
_:booking type Booking
_:search arrive_by 19:30
_:search day friday
_:search destination london kings cross
_:search type Train
_:search pricerange expensive
_:result food african
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:result count 6
_:result area center
_:result pricerange Expensive
_:result name curry garden
_:result name saffron brasserie
_:result name the golden curry
_:result type Restaurant
_:search duration 16:45
_:search name saffron brasserie
_:search people 2
_:system inquired _:user
_:booking ref OZWMR17W
_:booking type Booking
_:search arrive_by 19:30
_:search destination london kings cross
_:search day friday
_:search departure cambridge
_:search type Train
_:search pricerange expensive
_:result food african
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:result count 6
_:result area center
_:result pricerange Expensive
_:result name curry garden
_:result name saffron brasserie
_:result name the golden curry
_:search duration 16:45
_:search name saffron brasserie
_:system inquired _:user
_:booking ref OZWMR17W
_:booking type Booking
_:search arrive_by 19:30
_:search destination london kings cross
_:search day friday
_:search departure cambridge
_:result arrive_by 17:51
_:result destination Kings Cross
_:result id TR6628
_:result type Train
_:system offered _:booking
_:booking category Train
_:search people 2
_:search type Train
_:search pricerange expensive
_:result food african
_:search area ?
_:system canthelp _:search/22e32a5f
_:search/22e32a5f area centre
_:search/22e32a5f type Restaurant
_:search food indian
_:result count 6
_:result area center
_:result pricerange Expensive
_:result name curry garden
_:result name saffron brasserie
_:result name the golden curry
_:search duration 16:45
_:search name saffron brasserie
_:system inquired _:user
_:search arrive_by 19:30
_:search destination london kings cross
_:search day friday
_:search departure cambridge
_:result arrive_by 17:51
_:result destination Kings Cross
_:result id TR6628
_:result type Train
_:system offered _:booking
_:search people 2
_:search type Train
_:booking category Train
_:booking ref 70AAB5NT
_:booking ticket 47.2 GBP
_:booking type Booking