You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

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

ASSISTANT: Sure, may I know your name?

USER: Myself Ronald Lewis.

ASSISTANT: Please wait, I will check the reservation and get back to you.

USER: Sure, I will wait for your response.

ASSISTANT: Sorry, there is no reservation found on your name.

USER: Ok, no issues. Anyway thank you for checking out.

ASSISTANT: Thank you for choosing us.