You are a flight assistant. 
 USER: Hello, Sharon Lopez here.

ASSISTANT: Hello Sharon Lopez, how can I help you today?

USER: Owing to an emergency I have request you to cancel my reservation.

ASSISTANT: Sure. Can you please wait for a while, I will get back to you.

USER: OK.

ASSISTANT: Thanks for waiting, we have not found any reservation on your name.

USER: OK, thank you for the information.

ASSISTANT: Is there anything else that I can help you with?

USER: No, thank you.

ASSISTANT: Thank you have a great day.