Hi.
user
Hello. How can I assist you?
assistant
I am Christine Mitchell. I need to change my reservation as my get together program got postponed. Can you help me in doing that?
user
Sure, we are perky to assist you.
assistant
Thank you.
user
Please stand by.
assistant
Sure.
user
  Thank you for waiting, but I am sorry to say that, there is no active reservation found with your name in our database to change it.
assistant
That's Ok, thanks for checking.
user
Thank you for approaching us.
assistant