inform((_:search,arrive_by,'18:30');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
Can you help me find a train going to cambridge that arrives by 18:30 ?
request((_:search,departure,?);(_:search,type,'Train'))
system
Okay , I think I can help you . Where will be coming from ?
inform((_:search,departure,'kings lynn');(_:search,type,'Train'))
user
I will be departing kings lynn .
inform((_:result,arrive_by,'17:58');(_:result,id,'TR3677');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
The TR3677 arrives at 17:58 . Would you like to book it ?
inform((_:search,day,'tuesday');(_:search,people,'2');(_:search,type,'Train')) request((_:result,ref,?);(_:result,type,'Train'))
user
Yes for 2 people on a Tuesday please . And I would like the reference number .
inform((_:booking,category,'Train');(_:booking,day,'Tuesday');(_:booking,id,'TR5793');(_:booking,ref,'4NLGW7WM');(_:booking,ticket,'19.6 GBP');(_:booking,type,'Booking'))
system
I 'm going with TR5793 since you are travelling on Tuesday arriving at the same time . The total fee is 19.6 GBP payable at the station . 
 Reference number is : 4NLGW7WM .
inform((_:search,name,'carolina bed and breakfast');(_:search,type,'Hotel'))
user
Thanks so much . Can you also help me look for the Carolina Bed and Breakfast ?
offer((_:booking,type,'Booking')) inform((_:result,area,'East');(_:result,category,'guesthouse');(_:result,name,'Carolina Bed and Breakfast');(_:result,pricerange,'moderate');(_:result,type,'Hotel'))
system
Carolina Bed and Breakfast is in the East , it is a guesthouse in the moderate price range . Would you like to book a room ?
inform((_:search,day,'tuesday');(_:search,people,'two');(_:search,stay,'two');(_:search,type,'Hotel'))
user
Yes please . Two nights from Tuesday for two people .
reqmore() inform((_:booking,name,'Carolina Bed and Breakfast');(_:booking,ref,'FYLDIZUF');(_:booking,type,'Booking'))
system
I got your room booked at the Carolina Bed and Breakfast . Your reference is FYLDIZUF . Is there anything else I can help you with today ?
inform((_:search,day,'same day');(_:search,people,'same group of people');(_:search,stay,'1');(_:search,type,'Hotel')) request((_:result,ref,?);(_:result,type,'Hotel'))
user
I need a room for the same group of people for 1 night on the same day . And I need the reference number then too please
system
Ok I will book it for you
_:search arrive_by 18:30
_:search destination cambridge
_:search type Train
_:search arrive_by 18:30
_:search destination cambridge
_:search departure kings lynn
_:search type Train
_:search arrive_by 18:30
_:search destination cambridge
_:search departure kings lynn
_:result arrive_by 17:58
_:result id TR3677
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search day tuesday
_:search people 2
_:search type Train
_:result ref ?
_:search arrive_by 18:30
_:search destination cambridge
_:search departure kings lynn
_:result arrive_by 17:58
_:result id TR3677
_:result type Train
_:system offered _:booking
_:search day tuesday
_:search people 2
_:result ref ?
_:booking category Train
_:booking day Tuesday
_:booking id TR5793
_:booking ref 4NLGW7WM
_:booking ticket 19.6 GBP
_:booking type Booking
_:search name carolina bed and breakfast
_:search type Hotel
_:search arrive_by 18:30
_:search destination cambridge
_:search departure kings lynn
_:result arrive_by 17:58
_:result id TR3677
_:system offered _:booking
_:result ref ?
_:booking category Train
_:booking day Tuesday
_:booking id TR5793
_:booking ref 4NLGW7WM
_:booking ticket 19.6 GBP
_:booking type Booking
_:search name carolina bed and breakfast
_:result area East
_:result category guesthouse
_:result name Carolina Bed and Breakfast
_:result pricerange moderate
_:result type Hotel
_:search day tuesday
_:search people two
_:search stay two
_:search type Hotel
_:search arrive_by 18:30
_:search destination cambridge
_:search departure kings lynn
_:result arrive_by 17:58
_:result id TR3677
_:system offered _:booking
_:result ref ?
_:booking category Train
_:booking day Tuesday
_:booking id TR5793
_:booking ticket 19.6 GBP
_:search name carolina bed and breakfast
_:result area East
_:result category guesthouse
_:result name Carolina Bed and Breakfast
_:result pricerange moderate
_:result type Hotel
_:system inquired _:user
_:booking name Carolina Bed and Breakfast
_:booking ref FYLDIZUF
_:booking type Booking
_:search day same day
_:search people same group of people
_:search stay 1
_:search type Hotel