You are a flight assistant. 
 USER: Hello. I'm Emily White.

ASSISTANT: Hello, how can I assist you now?

USER: My business meeting has been postponed. So, I would like to change my reservation which is under my name. Can you please help me with that?

ASSISTANT: Sure, please wait for a while.

USER: Sure.

ASSISTANT: Sorry Emily, there is no reservation found on your name.

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

ASSISTANT: Thank you for approaching us, have a nice day.

USER: You are welcome.