Audio Enhancement for Call Recording

I need a professional with expertise in audio enhancement to work on the audio in a video call recording I have. The problem is that the audio level in this recording is low, it's hard to hear what's being said.

Further information:
- The project involves taking the audio from the video call recording and enhancing it.
- The objective is to improve the quality of the sound and make the voices in the video easily understood.

Ideal skills and experience:
- Proficient in audio enhancement software.
- Experience in audio editing and enhancement, specifically improving low audio levels in video recordings.
- Knowledge in noise reduction techniques and boosting audio levels in a video.
- Good understanding of audio formats and video editing.

Please include a brief overview of your experience with similar projects and the approach you would take to tackle this assignment in your proposal.