You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Janet Lee. Please change my reservation to new locations.

ASSISTANT: Sure, please wait for a moment to check your reservation details.

USER: Sure, take your time.

ASSISTANT: Sorry, no reservation found on your name.

USER: It's ok, thanks for checking.

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