You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I help you?

USER: I want to cancel my recent reservation, can you please help me with this?

ASSISTANT: I am here to help you, please provide your name to cancel it.

USER: I am Sharon Nelson.

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

USER: Ok, no problem.

ASSISTANT: Thanks for choosing us.

USER: Thank you for your information.