inform((_:search,type,'Train'))
user
Hi . Can you help me find a train ?
request((_:search,destination,?);(_:search,type,'Train')) thank()
system
I sure can !   Do you have a destination in mind ?
inform((_:search,destination,'broxbourne');(_:search,type,'Train'))
user
I 'm going to broxbourne .
request((_:search,day,?);(_:search,type,'Train'))
system
Ok .   What day will you be traveling ?
inform((_:search,day,'tuesday');(_:search,type,'Train'))
user
I would like to leave on Tuesday .
request((_:search,departure,?);(_:search,type,'Train'))
system
Where will you be leaving from ?
inform((_:search,departure,'cambridge');(_:search,type,'Train'))
user
I will be departing from cambridge .
request((_:search,leave_at,?);(_:search,type,'Train'))
system
Is there a certain time you would like to leave ?
inform((_:search,leave_at,'20:15');(_:search,people,'8');(_:search,type,'Train'))
user
I 'd like to leave at 20:15 . There will be 8 people traveling with me .
inform((_:booking,category,'Train');(_:booking,ref,'ZKT87GL0');(_:booking,ticket,'143.19 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 143.19 GBP payable at the station . 
 Reference number is : ZKT87GL0 .
inform((_:search,name,'pizza express');(_:search,type,'Restaurant'))
user
Can you also help me find some information on a restaurant ?   It is called Pizza express .
select((_:result,name,'Pizza Express');(_:result,name,'Pizza Express Fen Ditton');(_:result,type,'Restaurant'))
system
Is that just Pizza Express or Pizza Express Fen Ditton ?
inform((_:search,name,'Pizza Express');(_:search,type,'Restaurant'))
user
Just Pizza Express please .
offer((_:booking,type,'Booking')) inform((_:result,area,'centre');(_:result,food,'italian');(_:result,name,'Pizza express');(_:result,pricerange,'moderately priced');(_:result,type,'Restaurant'))
system
Pizza express is a moderately priced italian restaurant in the centre . Do you want a reservation ?
inform((_:search,day,'tuesday');(_:search,duration,'12:30');(_:search,people,'8');(_:search,type,'Restaurant'))
user
Yes please , 8 people at 12:30 on Tuesday .
canthelp((_:booking,type,'Booking')) reqmore()
system
I ca n't make that reservation right now . Is there anything else I can help you with ?
inform((_:search,day,'thursday');(_:search,type,'Restaurant'))
user
Can you try for Thursday then ?
reqmore() inform((_:booking,ref,'662ALFUF');(_:booking,type,'Booking'))
system
Ok ! You 're booking was successful . Your reference number is 662ALFUF . Anything else I can do ?
thank()
user
That 's all I needed today . Thanks for your help . Goodbye !
system
I am always happy to assist ! Bye !
_:search type Train
_:search destination broxbourne
_:search type Train
_:search destination broxbourne
_:search day tuesday
_:search type Train
_:search destination broxbourne
_:search day tuesday
_:search departure cambridge
_:search type Train
_:search destination broxbourne
_:search day tuesday
_:search departure cambridge
_:search leave_at 20:15
_:search people 8
_:search type Train
_:search destination broxbourne
_:search day tuesday
_:search departure cambridge
_:search leave_at 20:15
_:search people 8
_:booking category Train
_:booking ref ZKT87GL0
_:booking ticket 143.19 GBP
_:booking type Booking
_:search name pizza express
_:search type Restaurant
_:search destination broxbourne
_:search day tuesday
_:search departure cambridge
_:search leave_at 20:15
_:search people 8
_:booking category Train
_:booking ref ZKT87GL0
_:booking ticket 143.19 GBP
_:booking type Booking
_:result name Pizza Express
_:result name Pizza Express Fen Ditton
_:result type Restaurant
_:search name Pizza Express
_:search type Restaurant
_:search destination broxbourne
_:search departure cambridge
_:search leave_at 20:15
_:booking category Train
_:booking ref ZKT87GL0
_:booking ticket 143.19 GBP
_:booking type Booking
_:search name Pizza Express
_:system offered _:booking
_:result area centre
_:result food italian
_:result name Pizza express
_:result pricerange moderately priced
_:result type Restaurant
_:search day tuesday
_:search duration 12:30
_:search people 8
_:search type Restaurant
_:search destination broxbourne
_:search departure cambridge
_:search leave_at 20:15
_:booking category Train
_:booking ref ZKT87GL0
_:booking ticket 143.19 GBP
_:booking type Booking
_:search name Pizza Express
_:system offered _:booking
_:result area centre
_:result food italian
_:result name Pizza express
_:result pricerange moderately priced
_:result type Restaurant
_:search duration 12:30
_:search people 8
_:system canthelp _:booking/eef4bc11
_:booking/eef4bc11 type Booking
_:system inquired _:user
_:search day thursday
_:search type Restaurant
_:search destination broxbourne
_:search departure cambridge
_:search leave_at 20:15
_:booking category Train
_:booking ticket 143.19 GBP
_:search name Pizza Express
_:system offered _:booking
_:result area centre
_:result food italian
_:result name Pizza express
_:result pricerange moderately priced
_:result type Restaurant
_:search duration 12:30
_:search people 8
_:system canthelp _:booking/eef4bc11
_:booking/eef4bc11 type Booking
_:search day thursday
_:search type Restaurant
_:system inquired _:user
_:booking ref 662ALFUF
_:booking type Booking