You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you?

USER: Please change my reservation as my plan to attend a food festival got postponed.

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your good name?

USER: I am Virginia Adams.

ASSISTANT: Please, wait.

USER: Sure.

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

USER: No problem. Thank you for the information.

ASSISTANT: Thank you for opting us.