Need assistance debugging a Java project and correcting missed items?

import javax.swing.JOptionPane; import javax.swing.UIManager; public class StartHere { static String prompt; String cusName,custstate; static String pizzaType; int Counter2 = 1; static int pizzaNumber;double tCost= 0; int NewCount=0; public String getStringInput() { prompt = JOptionPane.showInputDialog("Please input your name"); if(prompt == null || prompt.isEmpty() || !prompt.matches("[A-Za-z]*")) { prompt = getStringInput(); } return prompt; } public int GetCustNumber(){ {custstate = JOptionPane.showInputDialog("Are you returning customer(Yes/No"); if(custstate == "Yes") { NewCount = Counter2; } if(custstate == "No") { NewCount = Counter2 + 1; } } return NewCount; } public static int getPizzaQuantity(){ pizzaNumber = Integer.parseInt(JOptionPane.showInputDialog("How many Pizzas 1-99 ")); return pizzaNumber; } public static String getPizzaType() {pizzaType = JOptionPane.showInputDialog("Regular or Deep Dish Crust ?"); return pizzaType;} public static int getPizzaCost() {int pcost = 9; return pcost;} public static double gettax() {double stx = 0.93; return stx;} public double totalCost(int num, int cost, double salesTaxRate){ double tc=num*cost*salesTaxRate; tCost = tc; return Math.round(tCost); } void ShowStudentDetails() { JOptionPane.showMessageDialog(null, "Welcome:\n\n Name \t:" +getStringInput()+ "\n Your return customer status number is;" + " \t"+ GetCustNumber()+"\n Your Crust selection is:\t "+getPizzaType()+ "\n Your total cost is \t"+totalCost(getPizzaQuantity(),getPizzaCost(),gettax())+ "\n Thank you for visiting Pissa-Rs-Us"+ "\n Your order should be ready in less than 10 Minutes" , "Message:", JOptionPane.PLAIN_MESSAGE);} public static void main(String[] args) { JOptionPane.showMessageDialog(null,"**\t Welcome to Pizzar-R-Us Online ordering System \t **\n" ); StartHere start = new StartHere(); start.ShowStudentDetails(); } }