private void CreateBudgetBtn_Click(object sender, EventArgs e)
 {
     if (budgetName.Text == "" || budgetAmount.Text == "")
     {
         MessageBox.Show("Fill All Fields!");
     }
     else
     {
         BudgetController addBudget = new BudgetController(budgetName.Text, budgetStartDate.Value, budgetEndDate.Value, budgetAmount.Text);
         addBudget.CreateTransaction();
         budgetName.Text   = "";
         budgetAmount.Text = "";
         MessageBox.Show("Budget Created Successfully!");
     }
 }