Event promotion on social media (facebook groups, instagram etc)

I am looking for a promoter for a spiritual retreat happening from 26 to 31st of August, 2022 in Belgium. You can find all Infos here: https://fb.me/e/4Af3mA8Zz

I need content creation in canva with existing branding, posting three times a day on feed, sharing in Facebook groups and optimizing facebook ad that's already running.

Budget in the timeframe from now to 25th of august is 100€.