Trace Anonymous SMS Sender

I need help identifying the sender of anonymous SMS messages. The goal is to find out the identity of the sender's phone number.

I have some information that might help:
- Phone number of the recipient
-phone number of sender (likely burner)
- Time and dates of the messages
- Content of the messages

Ideal skills and experience:
- Experience with SMS tracking or identification
- Knowledge of privacy laws and ethical guidelines
- Ability to analyze provided data effectively

Looking for reliable and discreet assistance.