You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: I would like to change my reservation which is under my name. Can you please help me with that?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: May I know your good name please to check your reservation status?

USER: Sure, my name is Rachel Brown.

ASSISTANT: Please hold on a moment.

USER: Ok, take your time.

ASSISTANT: Rachel Brown, no reservation has been found on your name in our database.

USER: Ok, no issues, Thank you for checking.

ASSISTANT: Thank you for choosing us.