You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Is there any help that I can help you?

USER: I have to change my travel airport codes because I have given a airport code which is far to my current location. So, I need your help. Will you please help me in changing the details?

ASSISTANT: Sure, I am oblige to help you with that flight ticket modification process and can you please provide your name to check the reservation status with your name?

USER: Myself Nicholas Edwards.

ASSISTANT: Please be on hold to check our booking list.

USER: Ok.

ASSISTANT: Sorry to say this Nicholas Edwards, there is no active reservation found on your name to change your reservation.

USER: Ok, no problem. Thank you.

ASSISTANT: You are welcome, thank you for reaching us.