Tough schedule, but if you want to lose weight bad enough, and nothing is stopping you health wise, then you can do it. It boils down to will power, motivation, and conviction.
If you want something bad enough, you'll achieve it. Just be patient with yourself, allow for forgiveness, and move on with that. You have a tough journey and a lot of women are going through it as well, you're not the only one. Just keep trying and don't give up.