1. Open your event's dashboard and click on "Registrations".
2. Then click on "Registration form".
3. Click on the "Add field" button to add a new field.
4. Select the "Session picker" field.
5. A modal appears. Click on the 'Label' field to change the name of the field.
6. Then click on 'Sessions on offer' dropdown.
7. You can select multiple sessions from the dropdown.
8. Enter a value for the "Minimum Picks" and 'Maximum Picks'. The "Minimum Picks" implies to the minimum number of sessions that a user must choose and the 'Maximum Picks' implies to the maximum number of sessions that a user can choose
9. Once the values are added click on the "Add to form" button to add the field.
