Remove Echo, Clarify Voice Recording

I have a single audio file that runs a little over five minutes, and the voices on it are suffering from noticeable echo and reverberation. Everything else is acceptable; my only goal is to make the speech sound natural and up-front without that hollow, distant quality... (Budget: ₹600 - ₹1500 INR, Jobs: Audio Editing, Audio Engineering, Audio Mastering, Audio Processing, Audio Production, Audio Services, Sound Design, Voice Talent)