You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I address you?

USER: As my health condition is very bad, please cancel my reservation.

ASSISTANT: Sure, let me know your name to cancel your reservation.

USER: I am Amy Martin.

ASSISTANT: Ok, please wait for a moment.

USER: Sure.

ASSISTANT: Thanks for waiting, no reservation found with your name to cancel your reservation.

USER: No issues, thank you for your response.

ASSISTANT: Thanks for approaching us.