Hello.
user
Hello, how can I assist you now?
assistant
Katherine Thompson here. I need to change my existing reservation. Can you please help me out?
user
Sure, I will help you. Please wait for a moment.
assistant
OK.
user
Thanks for waiting, sorry to inform you there is no any reservation found on your name.
assistant
No issue. Thank you for the information.
user
Thank you have a nice day.
assistant