You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Brenda Phillips.

ASSISTANT: How can I help you today?

USER: I want to cancel my recent reservation due to health issues, can you please help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: Wait a second I will check the status.

USER: Sure.

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

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.