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

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

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

ASSISTANT: Definitely. Please share your journey dates.

USER: Sure, I would like to go on 08/30 and return back on 09/01.

ASSISTANT: Noted. Please provide your nearby airport codes.

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

ASSISTANT: Please wait for a moment.

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

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

USER: Ok, please proceed for further if it costs you below 200.

ASSISTANT: Your booking is done with flight number 1014. Happy journey.

USER: Thank you.

ASSISTANT: Thank you for opting us.

USER: Welcome.