You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

USER: I would like to cancel my reservation due to some health issues, can you please me with that?

ASSISTANT: Sure, we are happy to help you.

USER: Thank you.

ASSISTANT: May I know your good name to proceed further?

USER: Sure, myself Emma Davis.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait for your response.

ASSISTANT: Thanks for waiting, we found a reservation on your name and it has been cancelled successfully.

USER: Thank you for your service.

ASSISTANT: Thank you for choosing us.