Pregnancy Success stories after TTC

Hi all, 
I'm having a really hard time at the moment. Been trying to conceive for a while now and no luck. PCOS has been confirmed, and I'm currently seeing a consultant to determine endometriosis. 
I'm depressed and worried that I'm infertile. 
I would love to hear from people who have been in a similar situation and have had a positive outcome and gone on to have children. Really need some help here I'm falling to bits. 
Thanks ladies
K
Essex