If you have a GoTo Connect or GoTo Meeting license, you can schedule a one-time meeting that anyone with the link can attend. One-time meetings are meant to be used for experience in which the meeting has a specific date and time.
If you want to create meetings that you'll use more than once, you can create a recurring meeting and use rooms. Here is a video about that topic.
0:23 Navigating to the Meetings screen
0:34 Create a one-time meeting
1:02 Add a co-organizer
1:33 Personalize your meeting
2:08 Invite others to your meeting
2:23 Edit or delete your meeting
2:30 End credits