Mobile Service Provider

import java.util.Scanner;

public class Main {

    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        String input;
        char servicePackage;
        double minutes;
        double usedMinutes;

        System.out.println("What package did you purchased? A, B, or C");
        input = scanner.nextLine();
        servicePackage = input.charAt(0);
        System.out.println("How many minutes were used?");
        minutes = scanner.nextInt();

        switch (servicePackage)
        {
            case 'A':
            case 'a':
                if (minutes > 450)
                {
                    usedMinutes = minutes - 450;
                    System.out.println("Total charges: $" + (39.99 + (usedMinutes * 0.45)));
                }
                else
                {
                    System.out.println("Total charges: $39.99");
                }
                break;

            case 'B':
            case 'b':
                if (minutes > 900)
                {
                    usedMinutes = minutes - 900;
                    System.out.println("Total charges: $" + (59.99 + (usedMinutes * 0.40)));
                }
                else
                {
                    System.out.println("Total charges: $59.99");
                }
                break;

            case 'c':
            case 'C':
                System.out.println("Total charges: $69.99");
                break;

            default:
                System.out.println("ERROR. PICK BETWEEN A, B, OR C");
        }
    }
}