You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I serve you the best today?

USER: I want to cancel my reservation due to some health issues, so please cancel my ticket.

ASSISTANT: Can I know your good name please?

USER: My name is Elizabeth Moore.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We did not find any reservation on your given name in our data.

USER: No issues, thank you.

ASSISTANT: Thank you for opting us.