You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: Please cancel my recent reservation due to some health issues?

ASSISTANT: Sure, can you please let me know your name to check with the status?

USER: Sure, I am Alexander White.

ASSISTANT: Please bear with me for 2-3 minutes.

USER: Sure.

ASSISTANT: Thank you for waiting. Sorry, there is no active reservation found under your name to cancel.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for reaching us.