You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I support you today?

USER:  I am Virginia Young want change my reservation due to an emergency.

ASSISTANT: Ok, I can help you with changing your reservation. Please hold on. Let me check the status.

USER: Ok.

ASSISTANT: Thank you for being waiting. There was no reservation found on your name.

USER: Thank you for your response.

ASSISTANT: It's my pleasure to help you. Have a good day.