By mistake a ribbon cable came out from the screen

While i was repairing my phone by mistake a Ribbon cable came out from the screen and I cannot access the screen right now so when I try to fix it I am not able to like actually screen as well as when I close everything open when I get back together I am not able to the use screen was going to bootloader and then I am never able to access the screen so can I get answers from your guys so that I can help fix my phone