To create a new leave request from the employee portal (Dashboard), expand the MY DOCUMENTS component (Create Document) and select the LEAVE REQUEST option. Choose the type of leave you are interested in from the list.
Once you select a specific type of leave (absence), the full leave request form will open, containing all necessary details.
In the REQUEST DETAILS section, select the start and end dates of your leave.
Click the SEND FOR APPROVAL button located in the upper-left corner of the screen.

More you can find in: How to request a leave