inform((_:search,area,'center');(_:search,pricerange,'cheap');(_:search,type,'Restaurant'))
user
I 'm looking for a cheap restaurant in the center of the town .
inform((_:result,amount,'lots');(_:result,area,'center');(_:result,name,'River Bar Steakhouse and Grill');(_:result,pricerange,'cheap');(_:result,type,'Restaurant'))
system
We have lots of cheap places in the center of town , but I recommend The River Bar Steakhouse and Grill .
inform((_:search,day,'sunday');(_:search,duration,'12:00');(_:search,people,'5');(_:search,type,'Restaurant'))
user
want to book a table for 5 people at 12:00 on sunday and a confirm number place
inform((_:booking,ref,'P5U2XRZD');(_:booking,type,'Booking'))
system
Booking was successful . The table will be reserved for 15 minutes . 
 Reference number : P5U2XRZD .
inform((_:search,type,'Hotel'))
user
I also need a place to stay
request((_:search,area,?);(_:search,pricerange,?);(_:search,type,'Hotel')) select((_:result,category,'Guesthouse');(_:result,category,'Hotel');(_:result,type,'Hotel'))
system
I can help with that . Do you have a preference for price range and area of town ? Hotel or Guesthouse ?
inform((_:search,category,'guesthouse');(_:search,has_internet,'yes');(_:search,pricerange,'same price range');(_:search,type,'Hotel'))
user
I would like the guesthouse to be the same price range as the restaurant . I need it to include free wifi .
offer((_:booking,type,'Booking')) inform((_:result,address,'41 warkworth street');(_:result,has_internet,'none');(_:result,has_parking,'none');(_:result,name,'el shaddai');(_:result,phone,'01223327978');(_:result,type,'Hotel'))
system
el shaddai fits your requirement . Its located at 41 warkworth street they have free parking and wifi . Phone 01223327978 . Would you like me to book for you ?
inform((_:search,day,'sunday');(_:search,stay,'4');(_:search,type,'Hotel'))
user
Yes . I want a reservation for 4 nights starting Sunday .
inform((_:booking,people,'5');(_:booking,type,'Booking'))
system
Do you want reservations for 5 people , the same as the restaurant ?
request((_:result,ref,?);(_:result,type,'Hotel'))
user
Yes that would be great . Also i;ll need the reference number .
inform((_:booking,ref,'UVCHN707');(_:booking,type,'Booking'))
system
Your booking was successful . Your reference number is UVCHN707 .
thank()
user
Thank you very much !   Goodbye !
system
You are quite welcome ! Bye , have fun !
_:search area center
_:search pricerange cheap
_:search type Restaurant
_:search area center
_:search pricerange cheap
_:result amount lots
_:result area center
_:result name River Bar Steakhouse and Grill
_:result pricerange cheap
_:result type Restaurant
_:search day sunday
_:search duration 12:00
_:search people 5
_:search type Restaurant
_:search area center
_:search pricerange cheap
_:result amount lots
_:result area center
_:result name River Bar Steakhouse and Grill
_:result pricerange cheap
_:result type Restaurant
_:search day sunday
_:search duration 12:00
_:search people 5
_:booking ref P5U2XRZD
_:booking type Booking
_:search type Hotel
_:result amount lots
_:result area center
_:result name River Bar Steakhouse and Grill
_:result pricerange cheap
_:search day sunday
_:search duration 12:00
_:search people 5
_:booking ref P5U2XRZD
_:booking type Booking
_:search area ?
_:result category Guesthouse
_:result category Hotel
_:result type Hotel
_:search category guesthouse
_:search has_internet yes
_:search pricerange same price range
_:search type Hotel
_:result amount lots
_:result area center
_:result pricerange cheap
_:search duration 12:00
_:search people 5
_:booking ref P5U2XRZD
_:booking type Booking
_:search area ?
_:result category Guesthouse
_:result category Hotel
_:search category guesthouse
_:search has_internet yes
_:search pricerange same price range
_:system offered _:booking
_:result address 41 warkworth street
_:result has_internet none
_:result has_parking none
_:result name el shaddai
_:result phone 01223327978
_:result type Hotel
_:search day sunday
_:search stay 4
_:search type Hotel
_:result amount lots
_:result area center
_:result pricerange cheap
_:search duration 12:00
_:search people 5
_:booking ref P5U2XRZD
_:search area ?
_:result category Guesthouse
_:result category Hotel
_:search category guesthouse
_:search has_internet yes
_:search pricerange same price range
_:system offered _:booking
_:result address 41 warkworth street
_:result has_internet none
_:result has_parking none
_:result name el shaddai
_:result phone 01223327978
_:result type Hotel
_:search day sunday
_:search stay 4
_:search type Hotel
_:booking people 5
_:booking type Booking
_:result ref ?
_:result amount lots
_:result area center
_:result pricerange cheap
_:search duration 12:00
_:search people 5
_:search area ?
_:result category Guesthouse
_:result category Hotel
_:search category guesthouse
_:search has_internet yes
_:search pricerange same price range
_:system offered _:booking
_:result address 41 warkworth street
_:result has_internet none
_:result has_parking none
_:result name el shaddai
_:result phone 01223327978
_:result type Hotel
_:search day sunday
_:search stay 4
_:search type Hotel
_:booking people 5
_:result ref ?
_:booking ref UVCHN707
_:booking type Booking