Brochure French Text Replacement

I have a 28-page brochure in Adobe Illustrator (.ai) that is currently in English. The fully proof-read French translation is ready; all I need is for every block of English copy to be swapped with its French equivalent while preserving the existing layout, styles, and artwork exactly as they are... (Budget: $10 - $30 USD, Jobs: Adobe Illustrator, Brochure Design, Proofreading)