Hello.
Hello, how can I assist you today?
Can you help me in changing my existing reservation?
Sure, I am glad to help you.
Thank you.
May I know your name please?
My name is Jason Davis.
Ok, wait for a while.
Sure, I will wait for your response.
Sorry to say that, no reservation was found on your name to change.
Ok, not an issue. Thank you for providing information.
Thank you for choosing us.