inform((_:search,day,'sunday');(_:search,leave_at,'09:45');(_:search,type,'Train'))
user
Do you have any trains leaving after 09:45 on Sunday ?
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
Definitely ! What are your departure and arrival stations ?
inform((_:search,departure,'london liverpool street');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I 'm travelling from London Liverpool Street to Cambridge .
inform((_:result,id,'TR9835');(_:result,leave_at,'11:39');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
Train TR9835 leaves earliest , that is at 11:39 . Do you want tickets for that ?
inform((_:search,people,'5');(_:search,type,'Train'))
user
Yes , I need 5 tickets .
inform((_:booking,category,'Train');(_:booking,ticket,'66.39 GBP');(_:booking,type,'Booking');(_:result,ref,'YQXHM46F');(_:result,type,'Train'))
system
Booking was successful , the total fee is 66.39 GBP payable at the station . 
 Reference number is : YQXHM46F .
inform((_:search,food,'italian');(_:search,pricerange,'moderately');(_:search,type,'Restaurant'))
user
Thanks . I also need a moderately priced italian restaurant please .
request((_:search,area,?);(_:search,type,'Restaurant')) inform((_:result,count,'5');(_:result,type,'Restaurant'))
system
Okay , there are five options available . Would you like to narrow it down by the area ?
inform((_:search,day,'sunday');(_:search,duration,'12:30');(_:search,people,'5');(_:search,type,'Restaurant'))
user
No thank you . Please , just pick one . I 'll need a table for 5 people on Sunday at 12:30 .
inform((_:booking,name,'Prezzo');(_:booking,type,'Booking');(_:result,ref,'12SLBU92');(_:result,type,'Restaurant'))
system
Okay , I booked you a table at Prezzo .   Your table will be reserved for 15 minutes and the reference number is 12SLBU92 .
bye()
user
Great ! You were very helpful . Thank you . Have a good day . Bye .
system
You 're welcome ! Please let me know if you need anything else during your trip .
_:search day sunday
_:search leave_at 09:45
_:search type Train
_:search day sunday
_:search leave_at 09:45
_:search departure london liverpool street
_:search destination cambridge
_:search type Train
_:search day sunday
_:search leave_at 09:45
_:search departure london liverpool street
_:search destination cambridge
_:result id TR9835
_:result leave_at 11:39
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search people 5
_:search type Train
_:search day sunday
_:search leave_at 09:45
_:search departure london liverpool street
_:search destination cambridge
_:result id TR9835
_:result leave_at 11:39
_:system offered _:booking
_:search people 5
_:booking category Train
_:booking ticket 66.39 GBP
_:booking type Booking
_:result ref YQXHM46F
_:result type Train
_:search food italian
_:search pricerange moderately
_:search type Restaurant
_:search leave_at 09:45
_:search departure london liverpool street
_:search destination cambridge
_:result id TR9835
_:result leave_at 11:39
_:system offered _:booking
_:booking category Train
_:booking ticket 66.39 GBP
_:booking type Booking
_:result ref YQXHM46F
_:search food italian
_:search pricerange moderately
_:search area ?
_:result count 5
_:result type Restaurant
_:search day sunday
_:search duration 12:30
_:search people 5
_:search type Restaurant
_:search leave_at 09:45
_:search departure london liverpool street
_:search destination cambridge
_:result id TR9835
_:result leave_at 11:39
_:system offered _:booking
_:booking category Train
_:booking ticket 66.39 GBP
_:search food italian
_:search pricerange moderately
_:search area ?
_:result count 5
_:search day sunday
_:search duration 12:30
_:search people 5
_:search type Restaurant
_:booking name Prezzo
_:booking type Booking
_:result ref 12SLBU92
_:result type Restaurant
_:user dismissed _:system