Hi. I am Anna Carter.
user
Hello. How can I assist you?
assistant
 I made my reservation in advance, but now found out I don't have any leaves so want to cancel my reservation.Please help me to cancel it.
user
Sure, let me check in our database.
assistant
Thank you. Ok.
user
Sorry, I did not find any reservation in our database.
assistant
That's Fine. Thank you for the information.
user
Thank you for choosing us.
assistant