Finish digging post holes with auger

Need an experienced contractor to finish digging post holes for my project. The ideal candidate should have the following skills and experience:

- Experience working with an auger to dig post holes
- Knowledge of proper hole diameter (6 inches)
- Ability to dig holes to the required depth (3 feet)
- Efficient and able to complete the task for more than 10 post holes

Please provide a quote and estimated timeline for completing the project.