Prepare a journal entry please

Jim's Gymnastics Training's operations for the month of October are summarized as follows: 1)Provided $5,000 of training to students. Billed customers on account. 2)Received $8,000 cash from students-of which $4,000 is for training provided in October (as billed above), $1,000 is for training to be provided in November, and $3,000 is for training provided in September. 3) Paid September's gym rental bill of $1,000. Received October's bill of $1,500 but did not pay. Prepare appropriate journal entries using the accrual basis of accounting