inform((_:search,departure,'cambridge');(_:search,destination,'ely');(_:search,type,'Train'))
user
I need a train from cambridge to ely .
request((_:search,day,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
No problem .   What day will you be leaving , and is there a particular time you would like to board ?
inform((_:search,day,'friday');(_:search,leave_at,'15:30');(_:search,type,'Train'))
user
Yes , I need to leave on Friday sometime after 15:30 .
inform((_:result,arrive_by,'16:07');(_:result,departure,'Cambridge');(_:result,destination,'Ely');(_:result,leave_at,'15:50');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I have a train that leaves Cambridge at 15:50 and arrives in Ely at 16:07 , would you like me to book it for you ?
request((_:result,ref,?);(_:result,type,'Train'))
user
Yes , I also would like the reference number .
inform((_:result,ref,'FAC22HSG');(_:result,type,'Train')) reqmore()
system
Sure thing . The number is FAC22HSG . Anything else I can do for you ?
inform((_:search,people,'6');(_:search,type,'Train'))
user
I 'm sorry , I forgot to specify that I need 6 tickets . Could you change that for me ?
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'YWF1K74N');(_:booking,type,'Booking'))
system
Surely , I have made that change and the new reference number is YWF1K74N . Is there anything else I can do for you ?
thank()
user
Thanks I appreciate it . That 's all I need !
system
You 're welcome . Enjoy your trip !
_:search departure cambridge
_:search destination ely
_:search type Train
_:search departure cambridge
_:search destination ely
_:search day friday
_:search leave_at 15:30
_:search type Train
_:search departure cambridge
_:search destination ely
_:search day friday
_:search leave_at 15:30
_:search type Train
_:result arrive_by 16:07
_:result departure Cambridge
_:result destination Ely
_:result leave_at 15:50
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result ref ?
_:search departure cambridge
_:search destination ely
_:search day friday
_:search leave_at 15:30
_:result arrive_by 16:07
_:result departure Cambridge
_:result destination Ely
_:result leave_at 15:50
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result ref FAC22HSG
_:result type Train
_:system inquired _:user
_:search people 6
_:search type Train
_:search departure cambridge
_:search destination ely
_:search day friday
_:search leave_at 15:30
_:result arrive_by 16:07
_:result departure Cambridge
_:result destination Ely
_:result leave_at 15:50
_:system offered _:booking
_:result ref FAC22HSG
_:result type Train
_:search people 6
_:search type Train
_:system inquired _:user
_:booking category Train
_:booking ref YWF1K74N
_:booking type Booking