You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you today?

USER: I am Betty Mitchell. Owing to an emergency, I want to change my recent reservation. Can you help me with that?

ASSISTANT: Sure, we are perky to help you.

USER: Thank you.

ASSISTANT: Please hold for a moment.

USER: Sure.

ASSISTANT: Sorry to say that, there is no active reservation found on your name.

USER: Ok, no issue.

ASSISTANT: Thank you for availing us.

USER: Thank you for checking.