inform((_:search,day,'thursday');(_:search,departure,'stansted airport');(_:search,type,'Train'))
user
I want to book a train from stansted airport on thursday .
inform((_:result,amount,'several');(_:result,day,'thursday');(_:result,departure,'stansted airport');(_:result,type,'Train')) request((_:search,leave_at,?);(_:search,type,'Train'))
system
There are several trains leaving from stansted airport on thursday , is there a specific time you would prefer to leave ?
inform((_:search,arrive_by,'17:15');(_:search,destination,'cambridge');(_:search,type,'Train'))
user
I need it to arrive by 17:15 and go to Cambridge
inform((_:result,arrive_by,'16:52');(_:result,departure,'the airport');(_:result,destination,'Cambridge');(_:result,id,'TR7012');(_:result,leave_at,'16:24');(_:result,type,'Train')) offer((_:booking,category,'Train');(_:booking,type,'Booking'))
system
TR7012 departs the airport at 16:24 and arrives in Cambridge by 16:52 .   Would this work for you ?
inform((_:search,people,'1');(_:search,type,'Train'))
user
Yes . Please book for 1 person .
inform((_:booking,category,'Train');(_:booking,ref,'5P72XENH');(_:booking,ticket,'10.1 GBP');(_:booking,type,'Booking'))
system
Booking was successful , the total fee is 10.1 GBP payable at the station . 
 Reference number is : 5P72XENH .
thank()
user
Great , thanks ! Can you also recommend something fun to do in town ?
request((_:search,area,?);(_:search,type,'Attraction'))
system
What side of town ?
inform((_:search,category,'entertainment');(_:search,type,'Attraction')) request((_:result,area,?);(_:result,type,'Attraction'))
user
What area do you recommend for entertainment ?
request((_:search,area,?);(_:search,type,'Attraction')) canthelp((_:search,area,'Centre');(_:search,type,'Attraction'))
system
I am not showing anything in the Centre , is there another area you would like to try ?
inform((_:search,category,'entertainment');(_:search,type,'Attraction')) request((_:result,area,?);(_:result,type,'Attraction'))
user
Well , what area do you recommend for entertainment ?
inform((_:result,area,'South');(_:result,count,'2');(_:result,name,'Nusha');(_:result,name,'Tenpin');(_:result,type,'Attraction'))
system
How about in the South part ? There are two venues , Nusha and Tenpin . Would you like information about one of those ?
request((_:result,address,?);(_:result,phone,?);(_:result,type,'Attraction'))
user
Sure , could I have the address and phone number for both ?
system
Nusha : unit g6 , cambridge leisure park , clifton road cb17dy , phone : 01223902158 . Tempin : cambridge leisure park , clifton way cb17dy 	 08715501010
thank()
user
Thank you for the entertainment information in the south . That 's it . You 've been helpful . Goodbye .
system
You are welcome . It has been a pleasure assisting you today . Have a wonderful day .
_:search day thursday
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_:search type Train
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_:result amount several
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_:result departure stansted airport
_:result type Train
_:search leave_at ?
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_:search destination cambridge
_:search type Train
_:search day thursday
_:search departure stansted airport
_:result amount several
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_:result id TR7012
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_:result type Train
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_:result departure the airport
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_:result id TR7012
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_:result type Train
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_:search people 1
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_:booking type Booking
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_:result amount several
_:result day thursday
_:search leave_at ?
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_:result area ?
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_:booking ticket 10.1 GBP
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_:search area ?
_:system canthelp _:search/c855e15e
_:search/c855e15e area Centre
_:search/c855e15e type Attraction
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_:search type Attraction
_:search day thursday
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_:result day thursday
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_:search/c855e15e type Attraction
_:search category entertainment
_:search type Attraction
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_:result count 2
_:result name Nusha
_:result name Tenpin
_:result type Attraction
_:result address ?
_:result phone ?
_:search day thursday
_:search departure stansted airport
_:result amount several
_:result day thursday
_:search leave_at ?
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_:search destination cambridge
_:result arrive_by 16:52
_:result departure the airport
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_:result id TR7012
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_:system offered _:booking
_:search people 1
_:booking category Train
_:booking ref 5P72XENH
_:booking ticket 10.1 GBP
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_:system canthelp _:search/c855e15e
_:search/c855e15e area Centre
_:search/c855e15e type Attraction
_:search category entertainment
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_:result name Tenpin
_:result type Attraction
_:result address ?
_:result phone ?