You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how best I can support you now?

USER: I am Pamela Lopez, I want to cancel my recent reservation due to health issues.

ASSISTANT: Sure, we are here to help you. Please wait for a minute to check the status of your reservation.

USER: Sure.

ASSISTANT: Thank you for waiting, we are sorry to say that no reservation was found based on your name.

USER: No problem, thank you.

ASSISTANT: Thank you for choosing us.