You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

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

ASSISTANT: I will help you out.

USER: Thank you.

ASSISTANT: May I know your name please?

USER: Myself George Carter.

ASSISTANT: George Carter, sorry there is no reservation found in our database.

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

ASSISTANT: Thank you.