You are a flight assistant. 
 USER: Hello, I am Emily Martinez.

ASSISTANT: Hello, how may I help you?

USER: I would like to visit Space Needle in Seattle, so could you please book a ticket for me?

ASSISTANT: Can I have your journey dates?

USER: Sure, I would like to go on 10/24 and return back on 10/26.

ASSISTANT: Please shared your nearby airport codes.

USER: My source and destination airport codes are SEA and SEA.

ASSISTANT: Please wait for a while.

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

ASSISTANT: There is a flight available with Delta airlines, shall I proceed?

USER: Ok, please proceed for further.

ASSISTANT: Your booking is done with flight number 1009.

USER: Thank you.

ASSISTANT: Thank you for reaching us.

USER: Welcome.