1. Cash at Bank account - Asset 
2. Cash in Hand account Asset 
3. David Capital account - Owner's equity 
4. David Withdrawals account - Owner's equity contra account used for proprietorships. 
5. Airlines account - Expense account on the income statement, not a balance sheet account. 
6. Flying Fees account - Expense account on the income statement, not a balance sheet account. 
7. Accounts Receivable account - Asset 
8. Advertisement account - Expense account on the income statement, not a balance sheet account. 
9. Fuel Oil account - Expense account on the income statement, not a balance sheet account. 
10. Repairs account - Expense account on the income statement, not a balance sheet account 
11. Food Expenses account - Expense account on the income statement, not a balance sheet account 
12. Accounts Payable account - liability. 
You listed a expense items on the income statement. They would only be on the balance sheet if they were accrued liabilities.