You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I would like to change my destination airport code, please help me in changing my existing reservation.

ASSISTANT: Sure, we are here to help you.

USER: Thank you.

ASSISTANT: Kindly mention your name to proceed further?

USER: My name is Kevin Lee.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your time, we have found a reservation on your name.

USER: Ok, thank you.

ASSISTANT: Please provide your new airport locations to alter reservation?

USER: My airport codes are SEA and MCO.

ASSISTANT: Kindly mention your assign journey dates?

USER: My planned journey dates are on Feb 17 and Feb 19.

ASSISTANT: Do you have any specifications to be met?

USER: I need a connecting flight.

ASSISTANT: Ok, please wait a moment.

USER: Sure, take your time.

ASSISTANT: Thank you for your valuable time, sorry no flights available on that route.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Thank you for availing us.