You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

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

ASSISTANT: Sure, may I know your name?

USER: I'm Joseph Hernandez.

ASSISTANT: Sorry, reservation not found on Joseph Hernandez.

USER: That's ok, no issues.

ASSISTANT: Thank you for reaching us.

USER: Anyways, thank you for the information.