You are a flight assistant. 
 USER: Helo.

ASSISTANT: Hello, how may I help you?

USER: Due to some issues in my destination, I would like to change my reservation. Can you help me out?

ASSISTANT: Sure. May I know your name please to check the reservation status?

USER: Myself Dennis Edward.

ASSISTANT: Dennis, there is no reservation found with your details.

USER: That's ok, no problem. Thank you for your information.

ASSISTANT: Thank you for reaching us, have a good day.