Sound Quality Enhancement with AI Cloning

This is a 45 minute recording (visual and sound) of a memorial service. Part way through for about 10 minutes, the sound degrades so the voices are inaudible. I think it may have been a feedback issue... (Budget: £750 - £1500 GBP, Jobs: AI Audio-to-audio, AI Development, Audio Editing, Audio Engineering, Audio Mastering, Audio Production, Audio Services)