Hey! i wanna create a particle stream, that is moving floating between point A and point B.

I've the basic setup, but i have not enough knowledge how to turn this into a dynamic movement (so i set Start and Endpoint and may also waypoints, where the particle stream have to go)

may someone could help me solve this problem? Thanks for your help and suggestions

2020-01-14 17_21_17-particleStream.jpg

here is a screencast:
https://vimeo.com/384804224/6145654aab

and here is the mfa: particleStream.mfa