Hello.
user
Hello, how may I assist you?
assistant
I need to change my existing reservation due to whether problem. Can you please change my existing reservation?
user
Sure, May I know your name please?
assistant
Mary Lee is my name.
user
Ok, Mary Lee, please hold on a minute.
assistant
Sure.
user
Thanks for your patience, we are sorry to inform you that no reservation has found based on your specified name.
assistant
Ok, no problem. Thank you for your service.
user
Thanks for opting our service, have a pleasant day.
assistant