iPhone Audio Extraction & Enhancement

I have a short, two-minute voice memo recorded on my iPhone. I simply need the spoken conversation pulled out of the .m4a file and delivered back to me as a polished MP3. There are 2 people speaking -... (Budget: $10 - $30 AUD, Jobs: Audio Editing, Audio Engineering, Audio Mastering, Audio Processing, Audio Production, Audio Services, Sound Design, Voice Talent)