I go up against people who openly admit that they are boosting someone very often, and since I am not very good at the game, I struggle to deal with them. Why do so many people do this, and how can I deal with them?

not sure if this happens to anyone else, but sometimes Jett's dash just doesn't register? like when you initally hit whatevery keybind you have for dash, sometimes it goes to dash and then it like lag's/your dash is then refreshed as i...