inform((_:search,arrive_by,'16:30');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I need a train that arrives in Cambridge by 16:30 .
request((_:search,day,?);(_:search,type,'Train'))
system
On what day are you traveling ?
inform((_:search,day,'friday');(_:search,departure,'stevenage');(_:search,type,'Train'))
user
Friday , departing from Stevenage .
inform((_:result,arrive_by,'14:43');(_:result,day,'Friday');(_:result,departure,'Stevenage');(_:result,destination,'Cambridge');(_:result,leave_at,'13:54');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
The latest train from Stevenage to Cambridge on Friday that will arrive by 16:30 leaves at 13:54 and arrives at 14:43 . Would you like me to book it ?
request((_:result,ticket,?);(_:result,type,'Train'))
user
that is fine . how much is the ticket ?
inform((_:result,ticket,'12.80 pounds');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
12.80 pounds per person , do you still want me to book you ?
inform((_:search,name,'loch fyne');(_:search,type,'Restaurant'))
user
No but I need information on a restaurant called loch fyne .
system
What would you like to know ?
inform((_:search,duration,'20:15');(_:search,people,'3');(_:search,type,'Restaurant'))
user
Do they have any available tables for 3 at 20:15 that day ?
offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
We can certainly book that for you .   Would you like a reservation and a booking for the train ?
request((_:result,ref,?);(_:result,type,'Restaurant'))
user
Please book me a table for the restaurant and provide the reference number .
reqmore() inform((_:booking,ref,'ENJNFM36');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . 
 Reference number is : ENJNFM36 .   Can I be of any further help to you today ?
thank()
user
No , that 's all I needed today . Thanks for your help !
system
You 're welcome ! Have a great day !
_:search arrive_by 16:30
_:search destination cambridge
_:search type Train
_:search arrive_by 16:30
_:search destination cambridge
_:search day friday
_:search departure stevenage
_:search type Train
_:search arrive_by 16:30
_:search destination cambridge
_:search day friday
_:search departure stevenage
_:search type Train
_:result arrive_by 14:43
_:result day Friday
_:result departure Stevenage
_:result destination Cambridge
_:result leave_at 13:54
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result ticket ?
_:search arrive_by 16:30
_:search destination cambridge
_:search day friday
_:search departure stevenage
_:result arrive_by 14:43
_:result day Friday
_:result departure Stevenage
_:result destination Cambridge
_:result leave_at 13:54
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result ticket 12.80 pounds
_:result type Train
_:search name loch fyne
_:search type Restaurant
_:search arrive_by 16:30
_:search destination cambridge
_:search day friday
_:search departure stevenage
_:result arrive_by 14:43
_:result day Friday
_:result departure Stevenage
_:result destination Cambridge
_:result leave_at 13:54
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result ticket 12.80 pounds
_:result type Train
_:search name loch fyne
_:search duration 20:15
_:search people 3
_:search type Restaurant
_:search arrive_by 16:30
_:search destination cambridge
_:search day friday
_:search departure stevenage
_:result arrive_by 14:43
_:result day Friday
_:result departure Stevenage
_:result destination Cambridge
_:result leave_at 13:54
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result ticket 12.80 pounds
_:result type Train
_:search name loch fyne
_:search duration 20:15
_:search people 3
_:search type Restaurant
_:result ref ?
_:result type Restaurant
_:search arrive_by 16:30
_:search destination cambridge
_:search day friday
_:search departure stevenage
_:result arrive_by 14:43
_:result day Friday
_:result departure Stevenage
_:result destination Cambridge
_:result leave_at 13:54
_:system offered _:booking
_:booking category Train
_:result ticket 12.80 pounds
_:result type Train
_:search name loch fyne
_:search duration 20:15
_:search people 3
_:search type Restaurant
_:result ref ?
_:result type Restaurant
_:system inquired _:user
_:booking ref ENJNFM36
_:booking type Booking