inform((_:search,arrive_by,'21:00');(_:search,day,'tuesday');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I 'm looking information about a train in Cambridge .   Needs to arrive by 21:00 and leave on Tuesday .
request((_:search,departure,?);(_:search,destination,?);(_:search,type,'Train'))
system
Where will you be traveling from and to ?
inform((_:search,departure,'ely');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I will be going from Ely to Cambridge .
inform((_:result,arrive_by,'19:52');(_:result,id,'TR1537');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR1537 will arrive at 19:52 . Would you like a ticket on that train ?
request((_:result,leave_at,?);(_:result,type,'Train'))
user
Not just yet .   Can I get the cost and departure time ?
inform((_:result,id,'TR1537');(_:result,leave_at,'19:35');(_:result,ticket,'4.40 pounds');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR1537 will be leaving at 19:35 and the ticket is 4.40 pounds . Would you like a ticket for this train ?
inform((_:search,area,'north');(_:search,stars,'3');(_:search,type,'Hotel'))
user
Yes . I am also looking for a 3 star hotel in the north .
offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
I 'll be happy to assist you with finding a hotel . Would you like to get the train tickets first ?
inform((_:search,type,'Train'))
user
No , I do n't need train tickets right now .
inform((_:result,address,'156 Chesterton Road');(_:result,area,'north');(_:result,name,'Hamilton Lodge');(_:result,pricerange,'moderately priced');(_:result,stars,'3');(_:result,type,'Hotel'))
system
I have a Hamilton Lodge available in the north , with a 3 star rating .   It 's moderately priced .   It 's located at 156 Chesterton Road . Will this work for you ?
inform((_:search,category,'guesthouse');(_:search,type,'Hotel'))
user
Is it a guesthouse ? I do n't want to stay at a hotel .
system
Yes it is . Would you like me to book that for you .
_:search arrive_by 21:00
_:search day tuesday
_:search destination cambridge
_:search type Train
_:search arrive_by 21:00
_:search day tuesday
_:search departure ely
_:search destination cambridge
_:search type Train
_:search arrive_by 21:00
_:search day tuesday
_:search departure ely
_:search destination cambridge
_:search type Train
_:result arrive_by 19:52
_:result id TR1537
_:result type Train
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result leave_at ?
_:search arrive_by 21:00
_:search day tuesday
_:search departure ely
_:search destination cambridge
_:result arrive_by 19:52
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result id TR1537
_:result leave_at 19:35
_:result ticket 4.40 pounds
_:result type Train
_:search area north
_:search stars 3
_:search type Hotel
_:search arrive_by 21:00
_:search day tuesday
_:search departure ely
_:search destination cambridge
_:result arrive_by 19:52
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result id TR1537
_:result leave_at 19:35
_:result ticket 4.40 pounds
_:result type Train
_:search area north
_:search stars 3
_:search type Train
_:search arrive_by 21:00
_:search day tuesday
_:search departure ely
_:search destination cambridge
_:result arrive_by 19:52
_:system offered _:booking
_:booking category Train
_:booking type Booking
_:result id TR1537
_:result leave_at 19:35
_:result ticket 4.40 pounds
_:search area north
_:search stars 3
_:result address 156 Chesterton Road
_:result area north
_:result name Hamilton Lodge
_:result pricerange moderately priced
_:result stars 3
_:result type Hotel
_:search category guesthouse
_:search type Hotel