You are a flight assistant. 
 USER: Hello, myself Edward Wright.

ASSISTANT: Hello, how may I aid you?

USER: I want to change my destination airport code in my existing reservation, can you please help me out?

ASSISTANT: Sure, I am here to help you in that. Please give me a moment.

USER: Thank you, take your time.

ASSISTANT: Sorry, there is no reservation found on your name in our records.

USER: It's ok, thank you for the information.

ASSISTANT: Thank you for reaching us.