Step 1: Logged in to the Web Page
Step 2: On the ECM Help page click on the "Unassigned" box
Step 3: After clicking it you can now see the all active tickets.
Step 4: Click on any of the existing cases to work on.
Step 5: After clicking any of them you will be able to see this page showing the full details of the ticket and on the right side of the screen you can see "Ticket Properties".
Step 6: In this area, you can change ticket information, and change the assigned agent.