You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

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

ASSISTANT: Sure, can I know your name?

USER: Myself Jonathan Johnson.

ASSISTANT: Wait a minute.

USER: Ok.

ASSISTANT: There was no reservation found on your name.

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

ASSISTANT: Thank you for reaching us.