inform((_:search,day,'wednesday');(_:search,departure,'birmingham new street');(_:search,type,'Train'))
user
I have a trip on wednesday and I need a train that departs from birmingham new street .
inform((_:result,amount,'many');(_:result,day,'that day');(_:result,type,'Train')) request((_:search,destination,?);(_:search,type,'Train'))
system
there are many that day . can you specify your   destination ?
inform((_:search,day,'wednesday');(_:search,departure,'birmingham new street');(_:search,destination,'cambridge');(_:search,leave_at,'10:15');(_:search,type,'Train'))
user
The train should depart from birmingham new street and should leave on wednesday . 
 The train should leave after 10:15 and should go to cambridge
inform((_:result,id,'TR7940');(_:result,leave_at,'10:40');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR7940 leaves at 10:40 .   Would you like me to book some seats for you ?
inform((_:search,destination,'Cambridge');(_:search,people,'two');(_:search,type,'Train')) request((_:result,arrive_by,?);(_:result,type,'Train'))
user
Yes , please book two seats for me at 10:40 . What time will it arrive in Cambridge ?
inform((_:result,arrive_by,'13:23');(_:result,type,'Train')) reqmore() inform((_:booking,category,'Train');(_:booking,people,'2');(_:booking,ref,'RBQLUN8O');(_:booking,type,'Booking'))
system
You will arrive by 13:23 .   I have 2 seats booked for you , and the reference number is RBQLUN8O .   Is there anything else I can help you with ?
request((_:result,arrive_by,?);(_:result,ticket,?);(_:result,type,'Train'))
user
I need the price for the train that leaves at 10:40 for one and the arrival time .
inform((_:result,arrive_by,'13:23');(_:result,ticket,'75.10');(_:result,type,'Train'))
system
The price is 75.10 per ticket and arrives at 13:23
inform((_:search,food,'chinese');(_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
Thanks so much .   Could I bother you to help me find an expensive Chinese restaurant ?
request((_:search,area,?);(_:search,type,'Restaurant')) inform((_:result,amount,'several');(_:result,type,'Restaurant'))
system
We have several . What part of town would you like it in ?
inform((_:search,area,'dontcare');(_:search,type,'Restaurant')) request((_:result,address,?);(_:result,type,'Restaurant'))
user
No preference . But please make sure I get the address .
inform((_:result,address,'milton road chesterton');(_:result,name,'Hakka');(_:result,type,'Restaurant'))
system
i recommend a place called Hakka . they are located on milton road chesterton .
thank()
user
That is perfect . Thank you that 's all I needed today .
system
You 're welcome . Have a great day !
_:search day wednesday
_:search departure birmingham new street
_:search type Train
_:result amount many
_:result day that day
_:result type Train
_:search day wednesday
_:search departure birmingham new street
_:search destination cambridge
_:search leave_at 10:15
_:search type Train
_:result amount many
_:result day that day
_:search day wednesday
_:search departure birmingham new street
_:search leave_at 10:15
_:result id TR7940
_:result leave_at 10:40
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search destination Cambridge
_:search people two
_:search type Train
_:result arrive_by ?
_:result amount many
_:result day that day
_:search day wednesday
_:search departure birmingham new street
_:search leave_at 10:15
_:result id TR7940
_:result leave_at 10:40
_:system offered _:booking
_:search destination Cambridge
_:search people two
_:search type Train
_:result arrive_by 13:23
_:result type Train
_:system inquired _:user
_:booking category Train
_:booking people 2
_:booking ref RBQLUN8O
_:booking type Booking
_:result arrive_by ?
_:result ticket ?
_:result amount many
_:result day that day
_:search day wednesday
_:search departure birmingham new street
_:search leave_at 10:15
_:result id TR7940
_:result leave_at 10:40
_:system offered _:booking
_:search destination Cambridge
_:search people two
_:system inquired _:user
_:booking category Train
_:booking people 2
_:booking ref RBQLUN8O
_:booking type Booking
_:result arrive_by 13:23
_:result ticket 75.10
_:result type Train
_:search food chinese
_:search pricerange expensive
_:search type Restaurant
_:result day that day
_:search day wednesday
_:search departure birmingham new street
_:search leave_at 10:15
_:result id TR7940
_:result leave_at 10:40
_:system offered _:booking
_:search destination Cambridge
_:search people two
_:system inquired _:user
_:booking category Train
_:booking people 2
_:booking ref RBQLUN8O
_:booking type Booking
_:result arrive_by 13:23
_:result ticket 75.10
_:search food chinese
_:search pricerange expensive
_:result amount several
_:result type Restaurant
_:search area dontcare
_:search type Restaurant
_:result address ?
_:result day that day
_:search day wednesday
_:search departure birmingham new street
_:search leave_at 10:15
_:result id TR7940
_:result leave_at 10:40
_:system offered _:booking
_:search destination Cambridge
_:search people two
_:system inquired _:user
_:booking category Train
_:booking people 2
_:booking ref RBQLUN8O
_:booking type Booking
_:result arrive_by 13:23
_:result ticket 75.10
_:search food chinese
_:search pricerange expensive
_:result amount several
_:search area dontcare
_:search type Restaurant
_:result address milton road chesterton
_:result name Hakka
_:result type Restaurant