You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

USER: Can you please help me in cancel my recent reservation as I have cancelled my trip?

ASSISTANT: Sure, I am here to help you with that.

USER: Thank you for considering my request.

ASSISTANT: Can you please mention your name?

USER: Sure, myself Michelle Clark.

ASSISTANT: Sorry, no reservation found on your name to cancel your reservation.

USER: Not a problem, anyways thank you for the information.

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