You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I would like to cancel my recent reservation due to some personal issues, will you help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you for accepting my request.

ASSISTANT: May I know your name for checking previous reservation?

USER: Myself George Garcia.

ASSISTANT: There is no reservation found under your name to cancel.

USER: Ok, not an issue. Thank you for your information.

ASSISTANT: Thank you for opting us.