to be honest, 1 betta won't cause that much of a bioload so your levels are probably fine

I didn't mean to come across as being off, I wasn't at all, just the more information people on here have, the better they are able to help

I'm sorry if I came across wrong
Those bacteria containing solutions are practically useless hun. And at $40, I'd say that was a pretty good test kit. So I'd say keep testing, just not as often, and you should be fine. If it's been running for a few weeks, with no deaths, I'd say you're fine

although you have just done a fish-in cycle.
Are you getting nitrAtes? If so, then your tank is definitely cycling.
LFS's in general are businesses first, animal lovers second... makes me sad really as they cause so much heartache for adults and children alike when the fish you've set your heart on die.