Hello.
user
Hello, how can I best serve you today?
assistant
Due to some entrepreneurship meeting, I am going to change my existing reservation. Can you help me?
user
Sure, may I know your good name?
assistant
Mark Harris here.
user
Please wait for a moment.
assistant
Sure.
user
Thank you for waiting, there is no reservation found on your name.
assistant
No problem, Thanks for the information.
user
Thank you.
assistant