You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: My holiday trip has been cancelled, could you please help me with cancelling my recent reservation?

ASSISTANT: Sure, I will help you to cancel your reservation.

USER: Thank you.

ASSISTANT: May I know your name?

USER: My reservation was done under the name Ryan Evans.

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

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

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