Remove String

package removestring;

import java.util.Scanner;

public class Removestring {

static Scanner scanner = new Scanner(System.in);

    public static void main(String[] args) {
       System.out.println("Input Sentence: ");
       String input = scanner.nextLine();
       System.out.println("Input word to be removed: ");
       String section = scanner.nextLine();

       if(!(input.indexOf(section) == -1)){
            System.out.println(input.substring(0, input.indexOf(section)) + input.substring(input.indexOf(section) + section.length()));
                } else {
                    System.out.println("Word not found");
                }
    }

}