Hello.
user
Hello. How can I help you?
assistant
Actually my Tennis Competition is postponed, so that I want to change my existing reservation. Can you help me?
user
Sure, I will help you to change your reservation.
assistant
Thank you.
user
May I know your name?
assistant
Ok, I am Elizabeth Taylor.
user
Sorry, no reservation found on your name to change your reservation.
assistant
Ok, not an problem. Thank you for your information.
user
Welcome, have a nice day. Thank you for choosing us.
assistant