You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Can you help me out with the flight ticket amendment?

ASSISTANT: Sure, we are here to help you.

USER: Ok, thank you.

ASSISTANT: May I know your good name please?

USER: Ok, please check for the name Brandon Martin.

ASSISTANT: Please wait a minute. Sorry, there is no active reservation found on your name to change.

USER: Ok, thank you for the information.

ASSISTANT: Thank you for reaching us.