Hi.
user
Hello. How may I assist you?
assistant
I want to change my existing reservation owing to an emergency.
user
Sure, I am here to help you out. May I know your name please?
assistant
My name is Mark Nelson.
user
Wait a moment please.
assistant
Sure.
user
Mark Nelson, we haven't found any reservation under your name in our database.
assistant
Thank you.
user
Thank you for choosing us.
assistant