Hello, I am Nicholas Hill.
user
Hello, how can I aid you?
assistant
I want to change my existing reservation due to postpone of my meeting so, could you please help me with changing?
user
Sure, please wait a moment I will check and let you know.
assistant
Sure.
user
Sorry, no reservation found on your name.
assistant
Not a problem, thank you for the information.
user
Thank you for reaching us.
assistant