Comprehensive Book Editing Needed

I'm seeking a skilled editor for my 4,000-word personal development book aimed at young adults. The project requires:

- Proofreading: Correct grammar, punctuation, and spelling errors.
- Copy Editing: Improve clarity, flow, and overall readability while maintaining my voice.
- Structural Editing: Enhance the organization and structure, ensuring logical progression of ideas.

Ideal skills and experience include:

- Proven experience in editing personal development content
- Strong command of language and grammar
- Ability to work with young adult audiences
- Excellent communication skills

Please provide samples of previous work and an estimated timeline.