You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: Can you please change my reservation, due to an emergency?

ASSISTANT: Sure, may I know your name for the changing process?

USER: My name is Virginia Nelson.

ASSISTANT: Sorry, we couldn't find a reservation on your name to change.

USER: Ok, no issue. Thank you.

ASSISTANT: Welcome, thank you for reaching us.