first_name = input("Please enter your first name: ").capitalize()
first_answer = input("Hi {}, do you want to go to the beach? (y/n): ".format(first_name)).capitalize()

if first_answer == "Y":
    current_temp = int(input("Please tell me the current temperature: "))
    min_temp = int(input("What is the minimum temperature for going to the beach? "))

    if current_temp >= min_temp:
        print ("You can go to the beach because it is {} degrees.".format(current_temp))
        second_answer = input("Do you want to buy an ice cream? (y/n): ")

        if second_answer == "y":
            current_cash = input("How much cash do you have? ")

            if current_cash > "0":
                ice_cream = input("How much is an ice cream? ")

                if current_cash >= ice_cream:
                    ice_cream = float(ice_cream)
                    current_cash = float(current_cash)
                    left_over = current_cash - ice_cream
                    print ("You can buy an ice cream and you will have ${:.2f} left.".format(left_over))
                    print ("Enjoy your time at the beach.")
                else:
                    print ("Sorry, no ice cream today.")
                    print ("Enjoy your time at the beach.")
            else:
                print ("Please remember to bring cash next time.")
                print ("Enjoy your time at the beach.")
        else:
            print ("Enjoy your time at the beach.")
    else:
        print ("It's not warm enough, stay at home.")
else:
    print("Ok, enjoy your time at home.")