You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I need to cancel my reservation due to some issues, can you help me out?

ASSISTANT: Sure, May I know your name?

USER: Myself John Hernandez.

ASSISTANT: Ok, please wait a minute.

USER: Sure.

ASSISTANT: Thanks for waiting, there is no active reservation on your name.

USER: That's ok, not an issue. Thank you.

ASSISTANT: Thank you.