There is no way to rush the process. The Parole/Probation Officers have a case load that is unknown to the public. Calling them and trying to hurry up the process might have the reverse effect.
https://www.inmateaid.com/ask-the-inmate/my-brother-was-supposed-to-be-released-on-12-15-15-he-had-a-probation#answer
Accepted Answer Date Created: December 18,2015