Hello,.
user
Hello, How can I serve you today?
assistant
I want to meet my childhood friend in Washington, DC - IAD, will you help me in flight booking?
user
Sure, may I know your good name?
assistant
My origin source from Oakland, CA - OAK, my name is Katherine Garcia.
user
On what dates would you like to travel to Washington?
assistant
My travelling dates from 09/09 to 09/11.
user
Please wait for while.
assistant
Sure.
user
Thanks or waiting, sorry there is no any flight found on your requirement.
assistant
Ok, no problem, thank you, for your service.
user
Thank you, have a great day.
assistant