Hello.
user
Hello. How can I help you today?
assistant
My holiday vacation has been postponed. Can you please help me for changing the existing reservation?
user
Sure, may I know your name please for checking your reservation status in our database?
assistant
Ok, my previous reservation is on the name of Mary Williams.
user
Sorry Williams, I have not found any reservation by your name in our database.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for choosing us and have a nice day.
assistant