inform((_:search,destination,'cambridge');(_:search,type,'Train'))
user
I am planning a trip in Cambridge , looking for a train
request((_:search,day,?);(_:search,type,'Train'))
system
sure , what day will you be traveling ?
inform((_:search,day,'saturday');(_:search,type,'Train'))
user
I need to leave on a Saturday .
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
Please tell me your destination and departure site so that I can narrow down the options
inform((_:search,departure,'norwich');(_:search,leave_at,'10:30');(_:search,type,'Train'))
user
norwich and should leave at 10:30
select((_:result,day,'Saturday');(_:result,departure,'Norwich');(_:result,destination,'Cambridge');(_:result,leave_at,'10:30');(_:result,type,'Train'))
system
Just to clarify , you want to leave Norwich to head into Cambridge on Saturday , after 10:30 ?
inform((_:search,people,'3');(_:search,type,'Train'))
user
Yes , correct . I 'd like to make a booking on that train for 3 people .
canthelp((_:search,leave_at,'10:30');(_:search,type,'Train')) offer((_:booking,category,'Train');(_:booking,leave_at,'11:16');(_:booking,type,'Booking'))
system
Sorry , there is no 10:30 train available , but I could book you on an 11:16 train instead .
request((_:result,ref,?);(_:result,type,'Train'))
user
Yes , that would be fine . And I will need a reference number please .
reqmore() inform((_:booking,category,'Train');(_:booking,ref,'3PH9MFON');(_:booking,ticket,'42.24 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 42.24 GBP payable at the station . 
 Reference number is : 3PH9MFON . anything else ?
inform((_:search,area,'south');(_:search,food,'italian');(_:search,type,'Restaurant'))
user
Yes , I need somewhere to eat that day . Are there any good Italian restaurants on the south side of town ?
select((_:result,pricerange,'expensive');(_:result,pricerange,'moderately priced');(_:result,type,'Restaurant')) inform((_:result,amount,'a couple');(_:result,type,'Restaurant'))
system
There are a couple of options .   Did you have a preference between moderately priced and expensive ?
user
That does n't matter .   Could you recommend something ?
offer((_:booking,type,'Booking')) inform((_:result,name,'frankie and bennys');(_:result,type,'Restaurant'))
system
I would recommended frankie and bennys .   Do you need a reservation ?
inform((_:search,people,'3');(_:search,type,'Restaurant'))
user
Sounds good . I need to book a reservation for 3 people .
request((_:booking,day,?);(_:booking,duration,?);(_:booking,type,'Booking'))
system
What time and day would you like to reserve it for ?
inform((_:search,day,'same day');(_:search,duration,'21:00');(_:search,people,'same group of people');(_:search,type,'Restaurant'))
user
I need to book a table for the same group of people at 21:00 on the same day .
thank() inform((_:booking,ref,'WCEMVAAG');(_:booking,type,'Booking'))
system
Excellent . Your booking was successful and your reference number is WCEMVAAG . Your table will be held for 15 minutes .
thank()
user
Great ! Thank you !
reqmore()
system
Can I assist you further , today ?
bye()
user
Nope , that 's all I needed . Goodbye !
system
I 'm glad we could be of assistance today . Good - bye .
_:search destination cambridge
_:search type Train
_:search destination cambridge
_:search day saturday
_:search type Train
_:search day saturday
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:search type Train
_:search day saturday
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:result type Train
_:search people 3
_:search type Train
_:search day saturday
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:result type Train
_:search people 3
_:search type Train
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking category Train
_:booking leave_at 11:16
_:booking type Booking
_:result ref ?
_:search day saturday
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:result type Train
_:search people 3
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking leave_at 11:16
_:result ref ?
_:system inquired _:user
_:booking category Train
_:booking ref 3PH9MFON
_:booking ticket 42.24 GBP
_:booking type Booking
_:search area south
_:search food italian
_:search type Restaurant
_:search day saturday
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:search people 3
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking leave_at 11:16
_:result ref ?
_:system inquired _:user
_:booking category Train
_:booking ref 3PH9MFON
_:booking ticket 42.24 GBP
_:booking type Booking
_:search area south
_:search food italian
_:search type Restaurant
_:result pricerange expensive
_:result pricerange moderately priced
_:result amount a couple
_:result type Restaurant
_:search day saturday
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking leave_at 11:16
_:result ref ?
_:system inquired _:user
_:booking category Train
_:booking ref 3PH9MFON
_:booking ticket 42.24 GBP
_:booking type Booking
_:search area south
_:search food italian
_:result pricerange expensive
_:result pricerange moderately priced
_:result amount a couple
_:result name frankie and bennys
_:result type Restaurant
_:search people 3
_:search type Restaurant
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking leave_at 11:16
_:result ref ?
_:system inquired _:user
_:booking category Train
_:booking ref 3PH9MFON
_:booking ticket 42.24 GBP
_:search area south
_:search food italian
_:result pricerange expensive
_:result pricerange moderately priced
_:result amount a couple
_:result name frankie and bennys
_:result type Restaurant
_:booking day ?
_:booking duration ?
_:booking type Booking
_:search day same day
_:search duration 21:00
_:search people same group of people
_:search type Restaurant
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking leave_at 11:16
_:result ref ?
_:system inquired _:user
_:booking category Train
_:booking ticket 42.24 GBP
_:search area south
_:search food italian
_:result pricerange expensive
_:result pricerange moderately priced
_:result amount a couple
_:result name frankie and bennys
_:result type Restaurant
_:booking day ?
_:booking duration ?
_:search day same day
_:search duration 21:00
_:search people same group of people
_:search type Restaurant
_:booking ref WCEMVAAG
_:booking type Booking
_:search destination ?
_:search departure norwich
_:search leave_at 10:30
_:result day Saturday
_:result departure Norwich
_:result destination Cambridge
_:result leave_at 10:30
_:system canthelp _:search/f77abe47
_:search/f77abe47 leave_at 10:30
_:search/f77abe47 type Train
_:system offered _:booking
_:booking leave_at 11:16
_:result ref ?
_:booking category Train
_:booking ticket 42.24 GBP
_:search area south
_:search food italian
_:result pricerange expensive
_:result pricerange moderately priced
_:result amount a couple
_:result name frankie and bennys
_:result type Restaurant
_:booking day ?
_:booking duration ?
_:search day same day
_:search duration 21:00
_:search people same group of people
_:search type Restaurant
_:booking ref WCEMVAAG
_:booking type Booking
_:system inquired _:user
_:user dismissed _:system