You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I need to cancel my reservation due to sudden health issue. Can you please help me out with that?

ASSISTANT: Sure, I am here to help you for this. May I know your name please?

USER: Thank you for accepting my request, I have reserved it on the name of Brenda Rodriguez.

ASSISTANT: Just a moment, let me check your reservation status in our records.

USER: Sure, take your time.

ASSISTANT: Brenda Rodriguez, I found your reservation. Shall I cancel it?

USER: Yes, go ahead.

ASSISTANT: Your ticket is cancelled successfully.

USER: Thank you for your help.

ASSISTANT: Thank you very much for approaching our agency.