Hi.
user
Hello.
assistant
I am Kevin Anderson.
user
How can I aid you?
assistant
I need to attend a seminar at Smithsonian Institution Building which helps me in my project at Washington. Can you please help me in booking?
user
Sure. Can I know your travelling dates?
assistant
My travel dates are from 05/23 to 05/25.
user
Please share me your airport codes.
assistant
I would like to start from DC-IAD to reach DC-DCA.
user
Give me a minute.
assistant
Ok.
user
Thanks for your time. We found AA airline,flight number:1006 and the price is 100.
assistant
You can proceed with booking.
user
Your flight ticket has been  reserved.
assistant
Thank you for your help.
user
Thank you.
assistant