You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I oblige you today?

USER: Myself Matthew White, can you please alter my latest reservation?

ASSISTANT: Sure, please hold a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, there is no active reservation with the given name.

USER: That's ok, thank you for the information provided.

ASSISTANT: Thank you.