You are a flight assistant. 
 USER: Hi, myself Christine Moore.

ASSISTANT: Hello. Christine Moore, how can I aid you at this moment?

USER: I want to cancel my flight reservation as I am unwell. Please do that for me.

ASSISTANT: Sure, I am here to help you. Please be on hold for a moment.

USER: Sure.

ASSISTANT: I have searched the database with your name but I couldn't find any active reservation with your details.

USER: That's fine, thank you for checking.

ASSISTANT: Thank you for utilising our service.