Hello,. I am Christine Brown.
user
Hello, how may I aid you today?
assistant
 I have an earlier reservation to sign a new contract for new project, due to some problems it got postponed. Can you change my reservation?
user
Sure, please wait for a moment.
assistant
Thank you. Sure.
user
Thank you for waiting, there is no reservation found on your name.
assistant
Ok, thanks for your kind information.
user
Thank you.
assistant