Feeling Defeated

Does anyone else feel like they'll never be able to have another baby haven't been pregnant in 3 years and after was diagnosed when my cycles became irregular and i kept developing cyst i just want to have my 3rd and final kid already to complete my family and im wishing for a Beautiful baby boy to join me and my girls but i feel less than and less of women every month it doesn't happen because the 1 thing i should be able to do i can't seem to again or anymore and its just heartbreaking