You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Please tell me how can I guide you?

USER: I need to cancel my recent reservation, can you please assist me in cancelling my ticket?

ASSISTANT: Ok, may I know your name?

USER: My name is Nicholas  Rodriguez.

ASSISTANT: Sorry, no reservation found with your name.

USER: It's ok, no problem. Thank you for the information.

ASSISTANT: Most welcome.