What is this regarding?

I know that you are busy, but I’m wondering if you would help me?

I assist attorneys with the critical task of identifying projected future care needs and their associated cost for his/her cases involving chronic pain, spinal cord injury, brain injury, amputations, cerebral palsy, birth injuries, and burns.

I know <Attorney’s Name> is very busy so I’m wondering if you can tell me when would be the best time to reach him/her?