You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you today?

USER: My name is Pamela White and I would like to cancel my recent reservation because of my bad health condition.

ASSISTANT: Sure, I am here to help you. Hold on for a moment. Let me check.

USER: Sure, take your time.

ASSISTANT: I found a reservation on your name, shall I proceed to cancel?

USER: Please do proceed.

ASSISTANT: Your ticket has been cancelled.

USER: Thank you for the help.

ASSISTANT: Welcome.