Hi, I am Nancy Moore.
Hello, Nancy Moore. How can I assist you today?
 I planned to visit National Museum of American History on 06/09 from AUS.
Sure. May I get other details of your journey?
I planned to return from IAD on 06/11 to AUS. Could you please book a ticket for me?
Sure, I will help you.
Ok.
Thanks for your time. Unfortunately, There is no flight found with your respected details. Thank you for choosing us.