What are four major events that happened in Pish Posh by Ellen Potter?

In "Pish Posh" by Ellen Potter, four major events include the introduction of the quirky protagonist, a girl named Dottie, who discovers her beloved pet goldfish has gone missing. Dottie embarks on a whimsical adventure through her unusual neighborhood to find her fish. Along the way, she encounters various eccentric characters who help her learn about friendship and bravery. Ultimately, Dottie realizes the importance of facing her fears and embracing the unpredictable nature of life.