Hi. I am Amanda Thomas.
Hello, How can I help you?
 I need to attend workshop in Smithsonian Institution at Washington, DC-IAD. Can you please book me a ticket?
Sure, May I know the source code?
My source code is Austin, TX-AUS.
Please help me with your trip dates.
My trip dates are from 01/11 to 01/13.
Please wait a moment.
Ok.
Sorry, No flights found with your chosen dates.
Ok, no problem. Thank you for your information.
Thank you for opting us.