Hi. I am Dennis Moore.
user
Hello, how can I assist you today?
assistant
I would like to change my existing reservation, due to heavy rainfall at my place. Can you please help me?
user
Sure, please wait for a moment.
assistant
Ok.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, no worries at all. Thank you.
user
Thank you for reaching us.
assistant