inform((_:search,area,'east');(_:search,food,'indian');(_:search,type,'Restaurant'))
user
Do you know an Indian restaurants in east Cambridge ?
request((_:search,pricerange,?);(_:search,type,'Restaurant'))
system
Yes I do . What price range do you have in mind ?
inform((_:search,pricerange,'does not matter');(_:search,type,'Restaurant'))
user
Price does not matter .
inform((_:result,name,'Curry prince');(_:result,type,'Restaurant'))
system
Curry prince may be a good choice for you .
inform((_:search,area,'east');(_:search,name,'curry prince');(_:search,type,'Restaurant')) request((_:result,phone,?);(_:result,type,'Restaurant'))
user
I forgot to mention I 'm looking for something in the east area . If Curry Prince is in the east I 'll just need the phone number please .
reqmore() inform((_:result,area,'east');(_:result,name,'Curry Prince');(_:result,phone,'01223566388');(_:result,type,'Restaurant'))
system
Curry Prince is located in the east area , their phone is 01223566388 .   Is there any else I can help with ?
inform((_:search,departure,'cambridge');(_:search,type,'Train'))
user
I 'm also looking for a train that departs from Cambridge .
request((_:search,day,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
When are you traveling ?
inform((_:search,day,'friday');(_:search,type,'Train'))
user
I will be traveling on friday .
request((_:search,leave_at,?);(_:search,type,'Train'))
system
What time do you need to depart ?
inform((_:search,arrive_by,'14:30');(_:search,type,'Train'))
user
I need to arrive after 14:30 .
request((_:search,destination,?);(_:search,type,'Train'))
system
What is your destination ?
inform((_:search,destination,'stevenage');(_:search,type,'Train'))
user
My destination is stevenage .
offer((_:booking,category,'Train');(_:booking,id,'TR7852');(_:booking,type,'Booking'))
system
TR7852 looks like it would work for you , would you like to book that ?
inform((_:search,people,'5');(_:search,type,'Train'))
user
Yes please . Book it for 5 people
inform((_:booking,category,'Train');(_:booking,ref,'IR34MGT4');(_:booking,ticket,'64 GBP');(_:booking,type,'Booking'))
system
The booking was successful , the total fee is 64 GBP payable at the station . 
 Your reference number is IR34MGT4 .
thank()
user
That 's great thank you .
reqmore()
system
Do you need anything else today ?
user
That is all I need .
system
Okay , have a great day !
_:search area east
_:search food indian
_:search type Restaurant
_:search area east
_:search food indian
_:search pricerange does not matter
_:search type Restaurant
_:search food indian
_:search pricerange does not matter
_:result name Curry prince
_:result type Restaurant
_:search area east
_:search name curry prince
_:search type Restaurant
_:result phone ?
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:system inquired _:user
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search type Train
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:system inquired _:user
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search leave_at ?
_:search day friday
_:search type Train
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:system inquired _:user
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search day friday
_:search leave_at ?
_:search arrive_by 14:30
_:search type Train
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:system inquired _:user
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search day friday
_:search leave_at ?
_:search arrive_by 14:30
_:search destination stevenage
_:search type Train
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:system inquired _:user
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search day friday
_:search leave_at ?
_:search arrive_by 14:30
_:search destination stevenage
_:system offered _:booking
_:booking category Train
_:booking id TR7852
_:booking type Booking
_:search people 5
_:search type Train
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:system inquired _:user
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search day friday
_:search leave_at ?
_:search arrive_by 14:30
_:search destination stevenage
_:system offered _:booking
_:booking id TR7852
_:search people 5
_:search type Train
_:booking category Train
_:booking ref IR34MGT4
_:booking ticket 64 GBP
_:booking type Booking
_:search food indian
_:search pricerange does not matter
_:search area east
_:search name curry prince
_:result area east
_:result name Curry Prince
_:result phone 01223566388
_:result type Restaurant
_:search departure cambridge
_:search day friday
_:search leave_at ?
_:search arrive_by 14:30
_:search destination stevenage
_:system offered _:booking
_:booking id TR7852
_:search people 5
_:search type Train
_:booking category Train
_:booking ref IR34MGT4
_:booking ticket 64 GBP
_:booking type Booking
_:system inquired _:user