Hi. I am Sandra Anderson.
user
Hello, how best can I aid you?
assistant
 I have an earlier reservation to sign a new contract for new project, due to some problems it got postponed. Can you please help me in changing the reservation?
user
Sure, I will help you.
assistant
Thank you for considering my request.
user
May I know your name to change your reservation? Sorry, please wait a moment.
assistant
Ok.
user
Sorry, there is no reservation found on your name.
assistant
No issues, thank you for your response.
user
Thank you for opting us.
assistant