Need an Expert PHP developer only.

Read the document carefully and thoroughly. Need to update the Ticketing System with new features and fix some old functions. In the document the Features in Green colour are the new features needed and in the orange are the old functions that are needed to be revised(some of them are not working correctly.) Budget:$150USD-$250USD Timeline:15-20days. I will get back to all bidders so please bid accordingly. If you cannot work around my budget please withdraw your bid. Thanks. Type"Dragoon" this will notify me you have read the Description completely.