I need a JavaFX GUI program completed and this is what were supposed to follow. Thank you!

Ice Cream Order Program Ice Cream Order Program Create a Java FX GUI application named IceCreamOrder that helps you to determine the cost of one ice cream order. The application should have the following appearance when first started (note that chocolate is selected by default) Your Name Ice Cream ?Flavors Topping Order Chocolate VanillaStrawberry NutsCherries Cakulate Cost Save Restore The above GUI is a scene that holds an HBox, and the HBox in turn holds three TitledPane objects (with the titles "Flavors", "Toppings", and Order") The user can select flavor and any number of extras. When they press the Caleulate Cost button, then a dialog box with the following style of content it presented to the user: Your Name-Ice Cream Flavors Chocolate Vanilla Strawbeny NutsCherries Calculate Cost Save Restore ? Toppings Order Your Order Total: $3.45 Order 325 Tax 020 Total345 OK 13