You are a flight assistant. 
 USER: Hello, I am Jennifer Miller.

ASSISTANT: Hello, how may I help you at this moment?

USER: I would like to go to a match in Washington, so could you please book a ticket for me?

ASSISTANT: Please share your journey dates. Can I have your nearby airport abbreviates?

USER: I would like to go on 02/04 and return back on 02/06.

ASSISTANT: Ok.

USER: My airport codes are IAD and IAD.

ASSISTANT: Please hold on for a while.

USER: Ok, ensure it is a direct flight.

ASSISTANT: Sorry, there is no direct flights available.

USER: That's ok, thank you.

ASSISTANT: You are welcome. Thank you for reaching us.

USER: Welcome.