You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Kevin Clark.

ASSISTANT: Ok Clark, how can I help you?

USER: My business meeting has been postponed. So, I would like to change my reservation which is under my name.

ASSISTANT: Sure, I am glad to help you.

USER: Thank you.

ASSISTANT: Please allow me some time to check your previous reservation status.

USER: Sure, take your time.

ASSISTANT: Sorry to inform you, there is no reservation with your name in our records.

USER: Ok, no issues. Thank you for checking.

ASSISTANT: You are welcome. Thank you for connecting with us.