inform((_:search,area,'centre');(_:search,category,'guesthouse');(_:search,type,'Hotel'))
user
I want to find a guesthouse in the centre to stay at .
inform((_:result,count,'2');(_:result,name,'alexander bed and breakfast');(_:result,name,'el shaddai');(_:result,type,'Hotel'))
system
there are 2 . alexander bed and breakfast , and el shaddai . which one do you prefer ?
inform((_:search,has_internet,'yes');(_:search,stars,'4');(_:search,type,'Hotel'))
user
I want one that has free wifi and a rating of 4 stars . Does either of those match that description ?
offer((_:booking,type,'Booking')) inform((_:result,category,'guesthouse');(_:result,name,'Alexander Bed and Breakfast');(_:result,type,'Hotel'))
system
The Alexander Bed and Breakfast has all your preferences .   It is a wonderful guesthouse .   Would you like me to reserve a room for you ?
inform((_:search,day,'wednesday');(_:search,people,'3');(_:search,stay,'5');(_:search,type,'Hotel')) request((_:result,ref,?);(_:result,type,'Hotel'))
user
yes please book it for 3 people and 5 nights starting from wednesday . 
 Make sure you get the reference number
inform((_:booking,day,'wednesday');(_:booking,name,'alexander bed and breakfast');(_:booking,people,'3');(_:booking,ref,'2Z64N0C6');(_:booking,stay,'6 days 5 nights');(_:booking,type,'Booking'))
system
Your reservation at the alexander bed and breakfast this wednesday for 6 days 5 nights for 3 people was successful .   Your Reference number is : 2Z64N0C6 .
inform((_:search,name,'cotto');(_:search,type,'Restaurant'))
user
Thank you . I 'm also looking for a restaurant called Cotto . Can you give me more info ?
offer((_:booking,type,'Booking')) inform((_:result,area,'center');(_:result,food,'British');(_:result,name,'Cotto');(_:result,pricerange,'moderately priced');(_:result,type,'Restaurant'))
system
Sure . Cotto serves British food in the center and is moderately priced . Would you like to make a booking ?
inform((_:search,day,'wednesday');(_:search,duration,'13:30');(_:search,people,'3');(_:search,type,'Restaurant'))
user
book a table for 3   at 13:30 on wednesday .
reqmore() inform((_:booking,ref,'AS8Z2W5W');(_:booking,type,'Booking'))
system
You are booked , the reference number is AS8Z2W5W , can I assist with anything else ?
user
I think that is all I will need today . Cheers .
system
Great , enjoy your stay and we look forward to helping you again sometime .
_:search area centre
_:search category guesthouse
_:search type Hotel
_:search area centre
_:search category guesthouse
_:result count 2
_:result name alexander bed and breakfast
_:result name el shaddai
_:result type Hotel
_:search has_internet yes
_:search stars 4
_:search type Hotel
_:search area centre
_:search category guesthouse
_:result count 2
_:search has_internet yes
_:search stars 4
_:system offered _:booking
_:booking type Booking
_:result category guesthouse
_:result name Alexander Bed and Breakfast
_:result type Hotel
_:search day wednesday
_:search people 3
_:search stay 5
_:search type Hotel
_:result ref ?
_:search area centre
_:search category guesthouse
_:result count 2
_:search has_internet yes
_:search stars 4
_:system offered _:booking
_:result category guesthouse
_:result name Alexander Bed and Breakfast
_:result type Hotel
_:search day wednesday
_:search people 3
_:search stay 5
_:result ref ?
_:booking day wednesday
_:booking name alexander bed and breakfast
_:booking people 3
_:booking ref 2Z64N0C6
_:booking stay 6 days 5 nights
_:booking type Booking
_:search name cotto
_:search type Restaurant
_:search area centre
_:search category guesthouse
_:result count 2
_:search has_internet yes
_:search stars 4
_:system offered _:booking
_:result category guesthouse
_:search stay 5
_:result ref ?
_:booking day wednesday
_:booking name alexander bed and breakfast
_:booking people 3
_:booking ref 2Z64N0C6
_:booking stay 6 days 5 nights
_:booking type Booking
_:search name cotto
_:result area center
_:result food British
_:result name Cotto
_:result pricerange moderately priced
_:result type Restaurant
_:search day wednesday
_:search duration 13:30
_:search people 3
_:search type Restaurant
_:search area centre
_:search category guesthouse
_:result count 2
_:search has_internet yes
_:search stars 4
_:system offered _:booking
_:result category guesthouse
_:search stay 5
_:result ref ?
_:booking day wednesday
_:booking name alexander bed and breakfast
_:booking people 3
_:booking stay 6 days 5 nights
_:search name cotto
_:result area center
_:result food British
_:result name Cotto
_:result pricerange moderately priced
_:result type Restaurant
_:search day wednesday
_:search duration 13:30
_:search people 3
_:search type Restaurant
_:system inquired _:user
_:booking ref AS8Z2W5W
_:booking type Booking