inform((_:search,type,'Restaurant'))
user
Can you help me find a restaurant for from trip ?
request((_:search,food,?);(_:search,type,'Restaurant'))
system
Do you have any food preferences ?
inform((_:search,food,'italian');(_:search,type,'Restaurant'))
user
I would like some Italian food .
request((_:search,area,?);(_:search,pricerange,?);(_:search,type,'Restaurant')) inform((_:result,count,'15');(_:result,food,'Italian');(_:result,type,'Restaurant'))
system
There are 15 italian restaurants . Is there an area and/or pricepoint you would like to stay in ?
inform((_:search,area,'south');(_:search,pricerange,'moderate');(_:search,type,'Restaurant'))
user
Yes , I 'd like a moderate price range , and a restaurant on the south side .
inform((_:result,address,'G4 Cambridge Leisure Park Clifton Way Cherry Hinton');(_:result,amount,'just one');(_:result,name,'Pizza Hut Cherry Hinton');(_:result,pricerange,'moderately priced');(_:result,type,'Restaurant'))
system
I have just one place available . It is Pizza Hut Cherry Hinton . They are moderately priced and are located at G4 Cambridge Leisure Park Clifton Way Cherry Hinton .
inform((_:search,day,'friday');(_:search,duration,'19:30');(_:search,people,'7');(_:search,type,'Restaurant'))
user
Please make reservations for 7 people at 19:30 on friday .
reqmore() inform((_:booking,ref,'JUMD2Q6K');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . Reference number is : JUMD2Q6K . Is there anything else I can help you with today ?
inform((_:search,arrive_by,'12:00');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
Yes I am also looking for a train that arrives in Cambridge at 12:00 .
request((_:search,day,?);(_:search,departure,?);(_:search,type,'Train'))
system
What is your departure point and what day do you want to travel ?
inform((_:search,day,'friday');(_:search,departure,'kings lynn');(_:search,type,'Train'))
user
I will be departing Kings Lynn on Friday .
inform((_:result,id,'TR9102');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
Okay great ! TR9102 will be perfect , do you need a booking ?
inform((_:search,people,'same group of people');(_:search,type,'Train'))
user
Yes . please get me tickets for the same group of people .
inform((_:booking,category,'Train');(_:booking,ref,'YTTF2L2U');(_:booking,ticket,'88.2 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 88.2 GBP payable at the station . 
 Reference number is : YTTF2L2U .
thank()
user
Thank you that is all I needed .
system
No problem , have a great day .
_:search type Restaurant
_:search food italian
_:search type Restaurant
_:search food italian
_:result count 15
_:result food Italian
_:result type Restaurant
_:search area south
_:search pricerange moderate
_:search type Restaurant
_:search food italian
_:result count 15
_:result food Italian
_:search area south
_:search pricerange moderate
_:result address G4 Cambridge Leisure Park Clifton Way Cherry Hinton
_:result amount just one
_:result name Pizza Hut Cherry Hinton
_:result pricerange moderately priced
_:result type Restaurant
_:search day friday
_:search duration 19:30
_:search people 7
_:search type Restaurant
_:search food italian
_:result count 15
_:result food Italian
_:search area south
_:search pricerange moderate
_:result address G4 Cambridge Leisure Park Clifton Way Cherry Hinton
_:result amount just one
_:result name Pizza Hut Cherry Hinton
_:result pricerange moderately priced
_:result type Restaurant
_:search day friday
_:search duration 19:30
_:search people 7
_:system inquired _:user
_:booking ref JUMD2Q6K
_:booking type Booking
_:search arrive_by 12:00
_:search destination cambridge
_:search type Train
_:search food italian
_:result count 15
_:result food Italian
_:search area south
_:search pricerange moderate
_:result address G4 Cambridge Leisure Park Clifton Way Cherry Hinton
_:result amount just one
_:result name Pizza Hut Cherry Hinton
_:result pricerange moderately priced
_:result type Restaurant
_:search duration 19:30
_:search people 7
_:system inquired _:user
_:booking ref JUMD2Q6K
_:booking type Booking
_:search arrive_by 12:00
_:search destination cambridge
_:search day friday
_:search departure kings lynn
_:search type Train
_:search food italian
_:result count 15
_:result food Italian
_:search area south
_:search pricerange moderate
_:result address G4 Cambridge Leisure Park Clifton Way Cherry Hinton
_:result amount just one
_:result name Pizza Hut Cherry Hinton
_:result pricerange moderately priced
_:search duration 19:30
_:system inquired _:user
_:booking ref JUMD2Q6K
_:booking type Booking
_:search arrive_by 12:00
_:search destination cambridge
_:search day friday
_:search departure kings lynn
_:result id TR9102
_:result type Train
_:system offered _:booking
_:booking category Train
_:search people same group of people
_:search type Train
_:search food italian
_:result count 15
_:result food Italian
_:search area south
_:search pricerange moderate
_:result address G4 Cambridge Leisure Park Clifton Way Cherry Hinton
_:result amount just one
_:result name Pizza Hut Cherry Hinton
_:result pricerange moderately priced
_:search duration 19:30
_:system inquired _:user
_:search arrive_by 12:00
_:search destination cambridge
_:search day friday
_:search departure kings lynn
_:result id TR9102
_:result type Train
_:system offered _:booking
_:search people same group of people
_:search type Train
_:booking category Train
_:booking ref YTTF2L2U
_:booking ticket 88.2 GBP
_:booking type Booking