You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I have done reservation last week but now there is a small change in my reservation. Can you help me out of it?

ASSISTANT: May I know your name please?

USER: I am Amanda Moore.

ASSISTANT: Sorry Moore, I found no reservation under your name.

USER: Ok, thank you for the help.

ASSISTANT: You are welcome.