Hi.
user
Hello. How can I help you?
assistant
Virginia Young here.
user
Ok.
assistant
 I want to change my recent reservation as my joining date got postponed. Can you help me in changing?
user
Sure, I will help you. Please, wait for a moment.
assistant
Ok.
user
Thank you for waiting, I did not find any reservation on your name to change.
assistant
That's ok. Thank you.
user
Thank you for availing us.
assistant