inform((_:search,area,'center');(_:search,food,'italian');(_:search,type,'Restaurant'))
user
I want to find an Italian place to eat near the center of cambridge .
request((_:search,pricerange,?);(_:search,type,'Restaurant')) inform((_:result,amount,'nine');(_:result,type,'Restaurant'))
system
There are nine possibilities to choose from . What price range do you have in mind ?
inform((_:search,pricerange,'expensive');(_:search,type,'Restaurant'))
user
I would like for the restaurant to be expensive .
offer((_:booking,type,'Booking')) inform((_:result,name,'Don Pasquale Pizzeria');(_:result,type,'Restaurant')) reqmore()
system
I 'd recommend Don Pasquale Pizzeria . Would you like more information on them or to book a reservation ?
inform((_:search,people,'2');(_:search,type,'Restaurant'))
user
I would like to book a table for 2
request((_:booking,day,?);(_:booking,duration,?);(_:booking,type,'Booking'))
system
Great , what day and time would you like to book for ?
inform((_:search,day,'saturday');(_:search,duration,'18:15');(_:search,type,'Restaurant')) request((_:result,ref,?);(_:result,type,'Restaurant'))
user
I need the reservation for saturday at 18:15 and I need the reference number too .
reqmore() inform((_:booking,ref,'06DKVN3K');(_:booking,type,'Booking'))
system
OK , your table is reserved and your Reference number is : 06DKVN3K . Can I help you with anything else today ?
inform((_:search,area,'centre');(_:search,category,'hotel');(_:search,has_internet,'yes');(_:search,pricerange,'expensive');(_:search,stars,'4');(_:search,type,'Hotel'))
user
Yes , I also need a hotel room with free wifi also in centre , 4 star , and expensive please .
offer((_:booking,type,'Booking')) inform((_:result,name,'University Arms Hotel');(_:result,type,'Hotel'))
system
The University Arms Hotel meets your requirements . Would you like me to book this for you ?
request((_:result,address,?);(_:result,phone,?);(_:result,type,'Hotel'))
user
Could I get their phone number and address , please ?
inform((_:result,address,'regent street');(_:result,name,'university arms hotel');(_:result,phone,'01223351241');(_:result,type,'Hotel'))
system
Certainty , university arms hotel address is regent street , and the phone number is 01223351241 .
inform((_:search,type,'Taxi'))
user
I would like to book a taxi to commute between the two places .
inform((_:result,arrive_by,'18:15');(_:result,car,'grey volkswagen');(_:result,destination,'the restaurant');(_:result,phone,'07475385747');(_:result,type,'Taxi')) reqmore()
system
I 've booked you a grey volkswagen to arrive at the restaurant by 18:15 . Your reference number is   07475385747 . Is there anything else ?
thank()
user
No that 's all i need , thank you so much !
system
Thank you for using our system !
_:search area center
_:search food italian
_:search type Restaurant
_:search area center
_:search food italian
_:result amount nine
_:result type Restaurant
_:search pricerange expensive
_:search type Restaurant
_:search area center
_:search food italian
_:result amount nine
_:search pricerange expensive
_:system offered _:booking
_:booking type Booking
_:result name Don Pasquale Pizzeria
_:result type Restaurant
_:system inquired _:user
_:search people 2
_:search type Restaurant
_:search area center
_:search food italian
_:result amount nine
_:search pricerange expensive
_:system offered _:booking
_:result name Don Pasquale Pizzeria
_:result type Restaurant
_:system inquired _:user
_:search people 2
_:booking day ?
_:booking duration ?
_:booking type Booking
_:search day saturday
_:search duration 18:15
_:search type Restaurant
_:result ref ?
_:search food italian
_:result amount nine
_:system offered _:booking
_:result name Don Pasquale Pizzeria
_:result type Restaurant
_:search people 2
_:booking day ?
_:booking duration ?
_:search day saturday
_:search duration 18:15
_:result ref ?
_:system inquired _:user
_:booking ref 06DKVN3K
_:booking type Booking
_:search area centre
_:search category hotel
_:search has_internet yes
_:search pricerange expensive
_:search stars 4
_:search type Hotel
_:search food italian
_:result amount nine
_:system offered _:booking
_:search people 2
_:booking day ?
_:booking duration ?
_:search day saturday
_:search duration 18:15
_:result ref ?
_:system inquired _:user
_:booking ref 06DKVN3K
_:booking type Booking
_:search area centre
_:search category hotel
_:search has_internet yes
_:search pricerange expensive
_:search stars 4
_:search type Hotel
_:result name University Arms Hotel
_:result type Hotel
_:result address ?
_:result phone ?
_:search food italian
_:result amount nine
_:system offered _:booking
_:search people 2
_:booking day ?
_:booking duration ?
_:search day saturday
_:search duration 18:15
_:result ref ?
_:system inquired _:user
_:booking ref 06DKVN3K
_:booking type Booking
_:search area centre
_:search category hotel
_:search has_internet yes
_:search pricerange expensive
_:search stars 4
_:result address regent street
_:result name university arms hotel
_:result phone 01223351241
_:result type Hotel
_:search type Taxi
_:search food italian
_:result amount nine
_:system offered _:booking
_:search people 2
_:booking day ?
_:booking duration ?
_:search day saturday
_:search duration 18:15
_:result ref ?
_:booking ref 06DKVN3K
_:booking type Booking
_:search area centre
_:search category hotel
_:search has_internet yes
_:search pricerange expensive
_:search stars 4
_:result address regent street
_:result name university arms hotel
_:search type Taxi
_:result arrive_by 18:15
_:result car grey volkswagen
_:result destination the restaurant
_:result phone 07475385747
_:result type Taxi
_:system inquired _:user