Hello, I am Raymond Lee.
user
Hello, how can I aid you?
assistant
I want to change an existing reservation, could you help me in changing the reservation?
user
Sure, I am here to help you.
assistant
Ok.
user
Ok, please wait for a while.
assistant
Sure.
user
Sorry, there is no reservation matching with your name in our portal to make changes further.
assistant
Not an issue. Thank you.
user
Thank you for approaching us, have a nice day.
assistant