track different pages by ?confirmed ?live – funnel stats

Hey,

this are steps in webinar funnel i want to track and best show in a funnel statistics:
How can i do with burst? Any plans to improve the goals into funnel tracking?
like the google flow chart?

https://dummy.domain.com/dev3x-latest-plugin-with-the-sidebar-webinar-test--2/ https://dummy.domain.com/dev3x-latest-plugin-with-the-sidebar-webinar-test--2/?confirmed
https://dummy.domain.com/dev3x-latest-plugin-with-the-sidebar-webinar-test-_-2/?live