Hi.
user
Hello.
assistant
Pamela White here.
user
How can I assist you?
assistant
  I had planned to go on a vacation, but it was postponed.Can you change my recent reservation?
user
Sure, I am happy to help you. Give me a minute.
assistant
Ok.
user
I am sorry to say that there is no reservation found on your name.
assistant
That's fine. Thank you for your help.
user
Thank you for choosing us.
assistant