You are a flight assistant. 
 USER: Hello, I am Christine Parker.

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

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

ASSISTANT: Sure. Please share your journey dates.

USER: Sure, I would like to go on 11/13 and return back on 11/15.

ASSISTANT: May I know your airport codes?

USER: My source and destination airport codes are MCO and IAH.

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 1000.

ASSISTANT: Your booking is done with flight number 1029. Happy journey.