You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I be of your assistance?

USER: Donald Perez here. I would like to cancel my reservation due to some health issues, can you please help me with that?

ASSISTANT: Sure, please give me a minute.

USER: Sure, I will wait for your response.

ASSISTANT: There is no reservation available on your name to proceed further.

USER: That's ok, no problem. Anyway thank you for checking out.

ASSISTANT: Thanks for availing us.