You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I aid you today?

USER: I am Michael Lopez. My plan to going for adventure is cancelled due to some health issue, so I need you to cancel my reservation. Can you help me?

ASSISTANT: Sure, we are gleeful to help you for cancellation.

USER: Thank you.

ASSISTANT: Please wait a while. Thank you for waiting. I have checked in reservation list to cancel your ticket, but could not find any reservation with your name.

USER: Ok, may be it was cancelled by my friend. Thank you for your information.

ASSISTANT: Thank you for approaching us, Have a blissful day!.