Call center audio collection and transcriptions

The prospect is looking for Call center audio collection and transcriptions.
Volume: 2000 hours
Duration: maximum 26 seconds each, minimum 1 second, average 5 seconds
Speakers Allowed: max. 1 per audio
Topics: Healthcare, Debt collection, Finance, Politics, Personal Data (Address, Phone numbers, E-mail, City, Region)
Web Scraping is allowed
Format: .wav
Frequency: 16 Khz (16000 Hz)
Bits: 32
Channels: Mono
Data Type: Phone Call (We can provide audios and we need only the transcription from the person answering the call (human) not the bot), Collect new audios from casual conversations and provide their professional transcription
Dialects: Spanish from Colombian native speakers from the following cities or regions: Bogotá, Medellín, Cali, Caribbean Coast (Cartagena, Barranquilla, Santa Marta),Pacific Coast (Chocó), Santanderes (Bucaramanga and Cúcuta)
Metadata: Gender, location (dialect), Nationality
Verbatim transcription
completion timeline : 3 Months
Requested for pricing, samples and timelines