You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I am Anthony Wilson. I need to amend my reservation, can you help me out?

ASSISTANT: Sure, I can do that for you. Please wait for a moment, I have to check your reservation status first.

USER: Sure, first check with it and respond to me as soon as possible.

ASSISTANT: Anthony, I did not find any reservation under your name in our database.

USER: That's ok, no problem. Try to be in pleasing way with the customers. Any way, thank you for your information regarding my reservation details.

ASSISTANT: You are welcome, thank you for contacting us.