Assist Recovering Gmail Password

My Gmail account is still signed-in on a single device, yet the actual password is long forgotten. The phone number that was once linked to the account is gone and the recovery email on file is also out of reach, so Google’s standard prompts stall out before I can reset anything... (Budget: ₹600 - ₹1500 INR, Jobs: Data Recovery, Digital Forensics, Technical Documentation, Technical Support, Troubleshooting, Web Security)