You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER: I need to change my existing reservation, which is done recently. Can you please help me out?

ASSISTANT: Sure, please share me your good name.

USER: Thank you for considering my request. Myself Nicole Campbell.

ASSISTANT: Your reservation is found, Please share me your trip dates.

USER: My new planned trip dates are from Feb 01 and Feb 03.

ASSISTANT: May I know your airport codes?

USER: Sure, my new preferable airport codes are HOU and MCO.

ASSISTANT: Do you need direct flight or connecting flight?

USER: I need a connecting flight in my journey.

ASSISTANT: May I know your airlines specifications?

USER: No, I am comfortable with any airlines.

ASSISTANT: Please share me your other specifications.

USER: No, thank's for asking.

ASSISTANT: We found a Delta airline and 1011 is flight number with a fare of 100. Shall I proceed?

USER: If it is a connecting flight, you can proceed with that ticket booking.

ASSISTANT: Your ticket is confirmed with an economy class.

USER: Thank you for helping me.

ASSISTANT: Thank you for reaching us.