Since you are a rookie, the best thing to do is to go to Leolist and search it up according to your preferences of locations, age, ethnicity, price etc. Contact the girl and ask her. I know that Sky Delaney’s ad says that she can start very early with prior notice.
I am sure you will find someone. I have had sessions at 8-30,9-00, 9-30. Almost all my sessions are at 10-00/10-30 am, I know that’s not too early but still. So yea just ask the girl that you want to see.
Good luck and don’t forget to post a review.