wizard dialog

I am new to plugin development and wants to create menu item upon clicking on it a wizard will open which have few steps and upon clicking finish button collect all the data from previous steps

In short create a plugin similar to new project .i have checked this WizardDialog

but confused on how and where to start. i have a create a basic hello world dialog plugin. In place of helloworld pop up i need a wizard which take input from users through multiple steps and collect all data in final step when finish is clicked

Thank you so much in advance!