You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I have some corrections in my reservations, so can you please change my existing reservation?

ASSISTANT: Sure, I am happy to help you. May I know your name?

USER: Myself Stephanie Carter.

ASSISTANT: Ok, please wait for a while, I will check the status and revert you.

USER: Ok, sure.

ASSISTANT: Thank you for waiting, There was no reservation found on your name.

USER: Thank you for your information.

ASSISTANT: Thank you for choosing us.