You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best can I aid you today?

USER: Can you help me to change my recent reservation?

ASSISTANT: Can I know your good name?

USER: Amy Gonzalez here.

ASSISTANT: Please hold a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no active reservation found on your name.

USER: That's ok, thank you for checking.

ASSISTANT: Thank you.