Hi,.
user
Hello.
assistant
I am Patrick Turner.
user
How may I help you today?
assistant
I want to book a flight ticket to attend Auto Show in San Francisco, CA - SFO. Can you book a flight ticket from Washington, DC - IAD?
user
Sure, when did you scheduled to travel & return?
assistant
My travel dates are 05/16 - 05/18.
user
Please hold on.
assistant
Sure.
user
Thanks for waiting, we are unable to provide flight in between your journey routes due to heavy snowfall at destination airport.
assistant
Thanks for your helping hand.
user
Thank you for availing us.
assistant