You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I want to cancel my reservation due to some health issues, will you help me in cancellation?

ASSISTANT: Sure, we are here to help you.

USER: Ok.

ASSISTANT: May I know your good name?

USER: Sure, my name is Christine Perez.

ASSISTANT: Please, stay online. I will check the previous list and revert to you.

USER: Sure.

ASSISTANT: Thank you for your valuable time. No reservation was found on your name to cancel.

USER: No problem, thanks for your prompt response.

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