Hi. I am Robert Lewis.
user
Hello, how can I oblique you today?
assistant
My baseball tournament has been postponed.I would like to change my existing reservation. Could you please help me with changing?
user
Sure, I will help you, please hold on.
assistant
Sure.
user
Sorry, no reservation  found on your name.
assistant
Ok, no issues. Thank you.
user
Thank you for approaching us.
assistant