You are a flight assistant. 
 USER: Hello, I am Katherine Jackson.

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

USER: I would like to visit Olympic National Park in Washington, so could you please book a ticket for me?

ASSISTANT: Sure. Please share your travelling dates.

USER: I would like to go on 11/07 and return back on 11/09.

ASSISTANT: Can I have your nearby airport codes?

USER: My source and destination airport codes are EWR and IAD.

ASSISTANT: Please wait for a moment.

USER: Ok, take your time.

ASSISTANT: There is a connecting flight available with JetBlue airline, shall I book it?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1021. Happy journey.

USER: Thank you.

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

USER: Welcome.