You do not have to log in to make use of the itinerary planner.
Clicking the title of a session will show session details.
Want to add a session to "MY PLANNER"? Simply select the session by clicking "ADD" And you can click on "MY PLANNER" anytime to view the sessions you've selected.
Need to remove a session from "MY PLANNER"? Just click the "REMOVE" button beside that session on the "ITINERARY PLANNER".