flower java arrays

package Q4;

import java.util.Scanner;
public class flowerCounter {
    public static void main(String[]args){
        Scanner kb = new Scanner(System.in);
        String asking;
        int quantity;
        double sum;
        int counter = 0;
        String [] flower = new String [5];
        double [] cost = new double [5];
        flower [0] = "Petunia";
        flower [1] = "Pansy";
        flower [2] = "Rose";
        flower [3] = "Violet";
        flower [4] = "carnation";
        cost [0] = 0.50;
        cost [1] = 0.75;
        cost [2] = 1.50;
        cost [3] = 0.50;
        cost [4] = 0.80;

        System.out.print("What flower do you desire: ");
        asking = kb.nextLine();
        if(!(asking.equals(flower[0]) || asking.equals(flower[1]) || asking.equals(flower[2]) || asking.equals(flower[3]) || asking.equals(flower[4]))){
        System.out.print("Sorry we dont sell those \n");
        System.exit(0);
    }
        System.out.printf("how many %s do you want? ", asking);
        quantity = kb.nextInt();
        for(counter = 0 ; counter <=5 ; counter++){
            if(asking.equals(flower[counter])){
                sum = cost[counter] * quantity;
                System.out.print("$ "+sum+"\n");
                break;
            }

        }
    }
}