You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. What can I do for you today?

USER: Due to an emergency, I want to cancel my reservation. Can you help me?

ASSISTANT: Sure, I can help you in that. Can you provide your name, so that I can proceed for cancellation?

USER: Joseph Young here.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: Sorry Joseph Young, there is no active reservation on your name to cancel it.

USER: No issue, Thanks for the information.

ASSISTANT: Thanks for choosing us.