inform((_:search,destination,'cambridge');(_:search,type,'Train'))
user
I need a train to cambridge
request((_:search,departure,?);(_:search,type,'Train'))
system
Where will you be leaving from ?
inform((_:search,departure,'stevenage');(_:search,leave_at,'21:15');(_:search,type,'Train'))
user
I 'm leaving from Stevenage and I 'll need to leave sometime after 21:15 if possible .
request((_:search,arrive_by,?);(_:search,day,?);(_:search,type,'Train'))
system
What is your day of travel and your preferred arrival time ?
inform((_:search,day,'wednesday');(_:search,leave_at,'21:15');(_:search,type,'Train'))
user
I 'm working at leave on Wednesday after 21:15
inform((_:result,id,'TR3190');(_:result,leave_at,'21:54');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
Train TR3190 will depart at 21:54 , would you like me to book that for you ?
inform((_:search,area,'east');(_:search,has_parking,'no');(_:search,type,'Hotel'))
user
That would be great . I am also looking for a hotel . I would like to stay in the east side of town , and I do not need parking .
inform((_:result,category,'guesthouse');(_:result,name,'a and b guest house');(_:result,stars,'4');(_:result,type,'Hotel'))
system
The only hotel in the area is a guesthouse called , a and b guest house . They are 4 stars .
inform((_:search,category,'hotel');(_:search,type,'Hotel'))
user
No , I need a hotel , not a guesthouse .
inform((_:result,name,'a and b guest house has');(_:result,stars,'4');(_:result,type,'Hotel')) canthelp((_:search,category,'hotels');(_:search,type,'Hotel'))
system
I am sorry but there are no hotels in that area .   a and b guest house has 4 stars .   Would you like to give it a try ?
inform((_:search,category,'guesthouse');(_:search,stars,'4');(_:search,type,'Hotel'))
user
The guesthouse will be ok , as long as it 's rating is a star of 4 .
offer((_:booking,type,'Booking')) inform((_:result,name,'A and B guesthouse');(_:result,stars,'4');(_:result,type,'Hotel'))
system
Yes , indeed , the A and B guesthouse does have a 4 star rating . Would you like a booking ?
inform((_:search,day,'wednesday');(_:search,people,'6');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Can I book 4 nights for 6 people on that same Wednesday ?
inform((_:booking,ref,'UFVH6K6Y');(_:booking,type,'Booking'))
system
You 're all set , your reference number for the booking is UFVH6K6Y .
thank()
user
Thanks , that 's all I need . Have a nice day .
system
You 're welcome . Have a great day too !
_:search destination cambridge
_:search type Train
_:search destination cambridge
_:search departure stevenage
_:search leave_at 21:15
_:search type Train
_:search destination cambridge
_:search departure stevenage
_:search arrive_by ?
_:search day wednesday
_:search leave_at 21:15
_:search type Train
_:search destination cambridge
_:search departure stevenage
_:search arrive_by ?
_:search day wednesday
_:search leave_at 21:15
_:result id TR3190
_:result leave_at 21:54
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search area east
_:search has_parking no
_:search type Hotel
_:search destination cambridge
_:search departure stevenage
_:search arrive_by ?
_:search day wednesday
_:search leave_at 21:15
_:result id TR3190
_:result leave_at 21:54
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search area east
_:search has_parking no
_:result category guesthouse
_:result name a and b guest house
_:result stars 4
_:result type Hotel
_:search category hotel
_:search type Hotel
_:search destination cambridge
_:search departure stevenage
_:search arrive_by ?
_:search day wednesday
_:search leave_at 21:15
_:result id TR3190
_:result leave_at 21:54
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search area east
_:search has_parking no
_:result category guesthouse
_:result name a and b guest house has
_:result stars 4
_:result type Hotel
_:system canthelp _:search/27247bd4
_:search/27247bd4 category hotels
_:search/27247bd4 type Hotel
_:search category guesthouse
_:search stars 4
_:search type Hotel
_:search destination cambridge
_:search departure stevenage
_:search arrive_by ?
_:search leave_at 21:15
_:result id TR3190
_:result leave_at 21:54
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:search area east
_:search has_parking no
_:result category guesthouse
_:system canthelp _:search/27247bd4
_:search/27247bd4 category hotels
_:search/27247bd4 type Hotel
_:search category guesthouse
_:search stars 4
_:result name A and B guesthouse
_:result stars 4
_:result type Hotel
_:search day wednesday
_:search people 6
_:search stay 4
_:search type Hotel
_:search destination cambridge
_:search departure stevenage
_:search arrive_by ?
_:search leave_at 21:15
_:result id TR3190
_:result leave_at 21:54
_:system offered _:booking
_:booking category Train
_:search area east
_:search has_parking no
_:result category guesthouse
_:system canthelp _:search/27247bd4
_:search/27247bd4 category hotels
_:search/27247bd4 type Hotel
_:search category guesthouse
_:search stars 4
_:result name A and B guesthouse
_:result stars 4
_:result type Hotel
_:search day wednesday
_:search people 6
_:search stay 4
_:search type Hotel
_:booking ref UFVH6K6Y
_:booking type Booking