Accidently cut the Power button flex connector

Hi I need guidance on how to replace the power button flex cable. I opened the back cover to get to my charging port but I messed up. Can you help?

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0