The world of dating can be tough to navigate, and breakups are even harder — especially if you're trying to move on from a past relationship.
All it takes for her to move on is to meet a new guy that she feels more attracted to.
You should never be trying to earn her attention, especially if she dumped you.
Depending on how her responds, she will either initiate a call with him to see how she feels about him, or she will go back to the way things were before.