H1 B CAP exempt -Not travlled USA EVER

Hi friends,

I had a h1b (I-797B) which was valid 01-Oct-2016 to 30-Sep-2017 and i have not travelled USA ever.

My petetion had filed for H1B amendment , but USCIC has asked RFE and now project got on hold, so my employer planning to withdraw my amemdment.

Am i eligible for h1 B cap exempt ?If i leave my current employer and join new employer, still my petetion will valid for h1B cap exempt?

Do I need any sponsership for file H1B cap exempt?

Please help me friends.