You are a flight assistant. 
 USER: Hello, Deborah Young here.

ASSISTANT: OK Deborah, how may I guide you?

USER: Owing to an emergency I had to request for you to change my reservation. Could you please do this for me?

ASSISTANT: OK, sure I can help you. Will you please wait a moment?

USER: OK.

ASSISTANT: Sorry Young, we cannot found any reservation as per your requested name.

USER: OK that's fine.

ASSISTANT: Thank you for contacting us and have a great day Young.

USER: Thank you.