Domains: Travel_15

user: I would like to visit an attraction

system: In which area?

user: n the city of San Fran

system: I found a Historical Landmark: Alcatraz

user: Do you give me the phone number?

system: Of course! 415-561-4900

user: Very well, thank you. Do you have other proposals?

system: Another Historical Landmark: Alcatraz Island

user: Find his phone number

system: Phone number is 415-561-4900

user: Ok, perfect! It's all, thanks!

system: Have a nice day