Welcome to forum @Cpcallison !
Your user on Community Forum isn’t directly connected to your listing, you can get help to add the link to your forum profile as Silversitters suggests, or like this
How to add a listing or profile link to your FORUM profile
The usual way would be to post your dates and get applications, to invite sitters to apply is a bit of a hit and miss. Sitters who favorite your listing would often do it because they can’t do your listed dates but would like a notification if and when the host publish other dates.
It is a good idea to get input on your listing from fellow members, often small tweaks can make it more appealing.