Struggling to exit this while loop

[fatherted99]

discount = "You are aged between 13 and 15", ("Discount - 30%"), "You are aged between 16 and 17", (
    "Discount - 20%"), "You are aged 50 and over ", ("Discount - 40%")

age13_15, discount30, age16_17, discount20, age_50, discount40 = discount
menu = ""
exit_while = ""

while exit_while != "exit":
    age = int(input("How old are you: "))
    name = input("What is your name: ")
    exit_while = ""

    if age < 13:
        print("You are too young to purchase products/licenses to have accesss to the swimming centre. Please try again in {} years".format(13 - age))
    elif 13 <= age <= 15:
        print("Hi")
        print("{0} \t {1}".format(age13_15, discount30))
    elif 16 <= age <= 17:
        print("Hi")
        print("{0} \t {1}".format(age16_17, discount20))
    elif age >= 50:
        print("Hi")
        print("{0} \t {1}".format(age_50, discount40))
    else:
        print("You are aged over 17 and under 50 years old. Please try again in {} years".format(
            50 - age))

    while exit_while != "exit" or "again":
        menu = input("Do you want to try the program again; Enter \"quit\" to exit, or enter \"again\" to try the program again.")
        menu = menu.upper()
        if menu == "QUIT":
            print("Entry entered")
            exit_while = "exit"
        elif menu == "AGAIN":
            print("Entry entered")
            exit_while = "again"
        else:
            print("invalid entry")

Sorry about my indentation. Here is the indented code.