You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you?

USER: I need to cancel my ticket due to some health issues, so please help me to cancel.

ASSISTANT: Sure. May I know your good name please?

USER: Sure, my name is Susan Rodriguez.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thank you for your time. Unfortunately there is no reservation found matching with your name.

USER: No problem, thanks for your support.

ASSISTANT: Thank you for being with us.