Hi.
user
Hello, how can I assist you for the day?
assistant
Owing to an emergency, my live concert in Washington got postponed. So I want you to change my existing reservation.
user
Sure, I am here to help you. May, I know your good name?
assistant
Sure, Richard Young here.
user
Sorry, we found no reservation on your given name.
assistant
Ok, no worries at all. Thank you for your assistance.
user
Thank you for reaching us.
assistant