Hello.
user
Hello, how may I help you?
assistant
I need to travel from IAD to SEA.So please help me to search a flight ticket. My travel dates are 05/19 and 05/21.
user
Sure, can I know the flight dates please? Ok, hold on for a moment please.
assistant
Sure.
user
May I know your name please?
assistant
I am Helen Harris.
user
Sorry to say this Helen, we could not find a flight on your requested dates.
assistant
It's ok. Thank you.
user
Thank you for reaching us.
assistant