You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you now?

USER: I'm Emily Thompson.

ASSISTANT: Ok.

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

ASSISTANT: Ok, please wait for a while.

USER: Sure, take your time.

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.