You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: Can you please help me to cancel my recent reservation?

ASSISTANT: Sure, I can help you with that. May I know your good name please?

USER: Mark Edwards here.

ASSISTANT: Mark Edwards, there is no active reservation found under your name to do cancellation.

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

ASSISTANT: Thank you for choosing us, have a nice day.