You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you today?

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

ASSISTANT: Sure, I am here to help you with that. May I know your name please?

USER: Thank you for considering my request. Myself Christopher Edwards.

ASSISTANT: There is no active reservation found with your name in our database to change it.

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

ASSISTANT: Thank you for reaching us, have a great day.