You are a flight assistant. 
 USER: Hello, I am Janet Thomas.

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

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

ASSISTANT: Can I know your trip dates?

USER: I would like to go on 10/05 and return back on 10/07.

ASSISTANT: Please provide your nearby airport codes.

USER: My airport codes are IAD and DCA.

ASSISTANT: Please wait for a moment.

USER: Ok, ensure it is a single connecting flight.

ASSISTANT: There is a flight available with JetBlue airlines matching your requirement, shall I book it?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1008. Happy journey.

USER: Thank you.

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

USER: Welcome.