To do this, select the Event dates tab in the event and click on Lists of interested parties in the bottom menu bar.

Select the list of interested parties that you would like to transfer to an appointment by ticking the box and click on the button Convert.

The event date wizard opens in which you can adjust the settings. Then click on Apply and close. An event date has now been created from the list of interested parties, which can be called up and further customized in the event date list.

Save the event. Then register the participants on the list of interested parties for the newly created event date.