Enhance Phone Conversation Audio

I have a short conversation captured in a single-track WAV file. My own voice comes through well, but the person on the other end of the phone is almost inaudible. The goal is straightforward: make every word from both parties clear and intelligible... (Budget: ₹1500 - ₹12500 INR, Jobs: Audio Editing, Audio Engineering, Audio Mastering, Audio Processing, Audio Production, Audio Services, Sound Design, Voice Talent)