A dummy train ticket project may be useful for schools/college projects

print("\n\nTicket Booking System\n")
restart = ('Y')

while restart = ('N','NO','n','no'):
    print("1.Check PNR status")
    print("2.Ticket Reservation")
    option = int(input("\nEnter your option : "))

    if option == 1:
        print("Your PNR status is t3")
        exit(0)

    elif option == 2:
        people = int(input("\nEnter no. of Ticket you want : "))
        name_l = []
        age_l = []
        sex_l = []
        for p in range(people):
            name = str(input("\nName : "))
            name_l.append(name)
            age  = int(input("\nAge  : "))
            age_l.append(age)
            sex  = str(input("\nMale or Female : "))
            sex_l.append(sex)

        restart = str(input("\nDid you forgot someone? y/n: "))
        if restart in ('y','YES','yes','Yes'):
            restart = ('Y')
        else :
            x = 0
            print("\nTotal Ticket : ",people)
            for p in range(1,people+1):
                print("Ticket : ",p)
                print("Name : ", name_l[x])
                print("Age  : ", age_l[x])
                print("Sex : ",sex_l[x])
                x += 1