Quick Voiceover Cleanup Needed

I have an MP3 that runs under five minutes and needs to sound broadcast-ready today. The main tasks are straightforward: strip out every trace of hum, ambient noise, and any stray clicks or pops, then drop in a clean re-read of one short sentence where I stuttered... (Budget: $10 - $30 USD, Jobs: Audio Editing, Audio Engineering, Audio Mastering, Audio Processing, Audio Production, Audio Services, Sound Design, Voice Talent)