Hi.
user
Hello, how can I help you today?
assistant
My meeting was postponed, so I need to change my reservation ,will you help me with that?
user
Sure, may I know your good name?
assistant
I am Samuel Lopez.
user
Sorry to say that, no reservation was found with your good name.
assistant
Ok, not a problem. Thank you for checking.
user
Thank you for reaching us.
assistant