You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Raymond Jackson here.

ASSISTANT: How may I assist you today Jackson?

USER: I am facing health issue.So I want to cancel my reservation.Can you please help me for that?

ASSISTANT: Sure, I will help you.

USER: Thank you.

ASSISTANT: Please hold on a moment to check your reservation status.

USER: Ok, take your time.

ASSISTANT: We regret that, there is no reservation found with your name in our records.

USER: Anyway, thank you for the information.

ASSISTANT: Thank you for reaching us, have a great day.