Write a Colorful Friendship Book for Kids

I'm looking for a talented children's book writer to create a captivating story for 3-5 year olds. The theme is friendship, and we want the narrative to be engaging and relatable for young children.

Requirements:
- Experience writing for the 3-5 age group
- Ability to craft a compelling friendship theme
- Collaboration with illustrators for colorful, vibrant art.

Ideal Skills and Experience:
- Background in children's literature
- Understanding of preschooler cognitive and emotional development
- Strong storytelling skills

Please provide samples of previous work.