You are forecasting the cash flows for Tesla, Inc. for the upcoming fiscal year 2024, based on the following estimates:

Requirements:

1. Expected net income: $5 billion
2. Depreciation and amortization expense: $2 billion
3. Capital expenditures: $3 billion
4. Dividends paid: $1 billion
5. Expected change in accounts receivable: $500 million
6. Expected change in accounts payable: -$1 billion

Based on the above estimates, forecast the operating cash flow for Tesla, Inc. for fiscal year 2024.