Hello.
Hello, how may I assist you?
I am Michael Nelson. I want to book a flight ticket to attend a sports live event in Oakland, so please help me in booking a flight ticket from Washington.
Sure, may I know your travelling dates?
I want to fly on 02/01 and return on 02/03.
Can I know your journey codes?
My airport codes are DC - IAD, CA - OAK.
Please give me a minute.
Sure.
There is no flight found matching  with your requirements.
Not an issue. Thank you.
Thanks for reaching us.