What's great about this kitchen? Foremost, the window and the tree. How different would this space feel if there were a solid wall at the end?
Costs will vary widely
Obviously the categories above are broad, and the project cost will vary widely depending on location, scope, how much help you need and the finishes you choose, but they can be useful as you start weighing what is important to you.
Having realistic expectations of how much your dream kitchen is going to cost, and adjusting your scope accordingly, will make for a more enjoyable and successful project regardless of your budget.
More: How to Remodel Your Kitchen | Find a Kitchen Designer