inform((_:search,day,'thursday');(_:search,destination,'london kings cross');(_:search,type,'Train'))
user
Can you help me find a train going to london kings cross leaving on thursday ?
request((_:search,arrive_by,?);(_:search,leave_at,?);(_:search,type,'Train'))
system
Did you have a certain time you needed to leave or arrive by ?
inform((_:search,arrive_by,'20:15');(_:search,departure,'cambridge');(_:search,type,'Train'))
user
I would like to leave cambridge and arrive by 20:15 .
inform((_:result,arrive_by,'07 : 51');(_:result,id,'TR8636');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I could suggest train TR8636 , which arrives by 07 : 51 , should I book ?
request((_:result,duration,?);(_:result,id,?);(_:result,leave_at,?);(_:result,type,'Train'))
user
I do n't need the booking yet . You 've already give me the train ID . I just need the departure time and the travel time . Thanks .
inform((_:result,arrive_by,'7 51');(_:result,leave_at,'7');(_:result,type,'Train'))
system
you leave at 7 and arrive by 7 51 .
inform((_:search,name,'carolina bed and breakfast');(_:search,type,'Hotel')) request((_:result,duration,?);(_:result,type,'Train'))
user
What is the travel time ? I 'm also looking for information on a hotel , carolina bed and breakfast .
inform((_:result,area,'east');(_:result,category,'guesthouse');(_:result,duration,'51 minutes');(_:result,pricerange,'moderately - priced');(_:result,stars,'4-star');(_:result,type,'Hotel');(_:result,type,'Train'))
system
The travel time is 51 minutes . As far as that hotel goes , it 's a moderately - priced 4-star guesthouse on the east side .
inform((_:search,day,'sunday');(_:search,people,'5');(_:search,stay,'4');(_:search,type,'Hotel'))
user
I want to book for 5 people , 4 nights , starting from sunday .
inform((_:booking,ref,'K5MBWIXI');(_:booking,type,'Booking'))
system
Booking was successful . 
 Reference number is : K5MBWIXI .
thank()
user
Thanks so much .   That was all I needed today .
system
If you need anything else , please contact us .
_:search day thursday
_:search destination london kings cross
_:search type Train
_:search day thursday
_:search destination london kings cross
_:search leave_at ?
_:search arrive_by 20:15
_:search departure cambridge
_:search type Train
_:search day thursday
_:search destination london kings cross
_:search leave_at ?
_:search arrive_by 20:15
_:search departure cambridge
_:search type Train
_:result arrive_by 07 : 51
_:result id TR8636
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration ?
_:result id ?
_:result leave_at ?
_:search day thursday
_:search destination london kings cross
_:search leave_at ?
_:search arrive_by 20:15
_:search departure cambridge
_:result id TR8636
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result duration ?
_:result id ?
_:result arrive_by 7 51
_:result leave_at 7
_:result type Train
_:search name carolina bed and breakfast
_:search type Hotel
_:search destination london kings cross
_:search leave_at ?
_:search arrive_by 20:15
_:search departure cambridge
_:result id TR8636
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result id ?
_:result arrive_by 7 51
_:result leave_at 7
_:search name carolina bed and breakfast
_:result area east
_:result category guesthouse
_:result duration 51 minutes
_:result pricerange moderately - priced
_:result stars 4-star
_:result type Hotel
_:result type Train
_:search day sunday
_:search people 5
_:search stay 4
_:search type Hotel
_:search destination london kings cross
_:search leave_at ?
_:search arrive_by 20:15
_:search departure cambridge
_:result id TR8636
_:system offered _:booking
_:booking category Train
_:result id ?
_:result arrive_by 7 51
_:result leave_at 7
_:search name carolina bed and breakfast
_:result area east
_:result category guesthouse
_:result duration 51 minutes
_:result pricerange moderately - priced
_:result stars 4-star
_:result type Hotel
_:result type Train
_:search day sunday
_:search people 5
_:search stay 4
_:search type Hotel
_:booking ref K5MBWIXI
_:booking type Booking