You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you today?

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

ASSISTANT: Sure, I am here to aid you in that.

USER: Thank you.

ASSISTANT: Sure, may I know your name please?

USER: I am Amy Lee.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: There is found reservation as per your name, shall I cancel it?

USER: Yes, please.

ASSISTANT: Ok, your reservation has been cancelled.

USER: Thank you.

ASSISTANT: You are welcome.