You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: Myself Margaret Scott. For some issues I want to cancel my reservation, can you please help me with it?

ASSISTANT: Please wait a moment, let me check. Sorry, there is no reservation under your name to cancel it.

USER: It's ok. Thank you for the information.

ASSISTANT: Welcome, thanks for consulting us.