Hi, I am Brandon Brown.
How can I help you Brandon Brown?
As, My manager didn't approved my leave, I want to change my reservation. Can you help me with that?
Surely, I will help you out.
Thank you.
Please wait for a few minutes.
Sure.
Thanks for your time, no reservation was found on your name to change.
Ok, no issues. Thank you.
Thank you for contacting us. Have a nice day.