Thank you for your post.
There are several calendar templates available on the web. Go into your favorite search engine and type "FileMaker Calendar Template". You will find several available at no cost.
If you want to do create this yourself, it can get quite complicated. For the seven days of the week, you could use the DayOfWeek() function since it returns the values 1-7 for Sunday through Saturday. You can then create a portal into the same file and display those records that match the week number or key field that you desire.
Please try one of the already available templates, and if you need further explanation, please feel free to ask.
Thanks for the link. A simpler URL for our free calendar might be...
...you can find the free version at the top of the page. I think it is pretty straight forward for beginners to get inside of, and we have step-by-step instructions for using your own appointment's table in the calendar:
Hope that helps,