Hi. I am Helen Perez.
user
Hello, how may I help 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, I will help you.
assistant
Thank you.
user
Please wait for a while.
assistant
OK.
user
Sorry Perez, there is no active reservation found with your name in our records.
assistant
That's Fine. Thank you.
user
Thank you for approaching us.
assistant