Native British Female Voice Actor Neutral /RP Accent Cloning

I need a native British female voice actor with a neutral/RP accent to record three hours of voice recording. The content is for a digital e learning course , diverse and not limited to science, history, or language learning. PRICE TO BE NEGOTIATED, PLEASE DO NOT FOLLOW BUDGET GUIDE.

Requirements:
- Enthusiastic , friendly, charismatic tone
- Content is targeted at adults, teenagers
- Voice recording will be cloned for my content

Ideal Skills:
- Professional voice acting experience
- High-quality recording setup
- Ability to deliver engaging and enthusiastic narration/e learning

Please provide samples of similar work.