How to get from dropdown List in Cities

Print all dropdown cities www.goindigo.com

package com.Test.web;

import java.util.List;
import java.util.concurrent.TimeUnit;

import org.openqa.selenium.By;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import org.openqa.selenium.chrome.ChromeDriver;
import org.openqa.selenium.firefox.FirefoxDriver;

public class PrintCitesDropDown {
    static WebDriver driver;
public static void main(String[] args) throws Exception {
Thread.sleep(5000);
System.setProperty("webdriver.chrome.driver", "C:\\chromedriver.exe");
// driver=new FirefoxDriver();
driver=new ChromeDriver();
driver.manage().window().maximize();
//Print DropDown list Cities
driver.get("https://www.goindigo.in/");
driver.manage().timeouts().implicitlyWait(20, TimeUnit.SECONDS);
driver.findElement(By.xpath(".//*[@id='roundWay']/form/ul/li[1]/input[1]")).click();
List<WebElement>cities=driver.findElements(By.xpath(".//*[@id='roundWay']/form/ul/li[1]/div/ul/li"));
System.out.println("Number of cities:"+cities.size());
for (int i = 0; i < cities.size(); i++) {
System.out.println(i+1+")city name:"+cities.get(i).getText());

}

}

}

OUTPUT::