Store
A store where you can buy items and get charged for them.
	- Offer choices with prices
 - Ask what they want
 - “I don’t have that” if you do not recognize the item.
 - “quit” = stop asking.
 - Print what they have purchased so far.
 
Template
want = "get started"
while want != "quit":
    want = input("What do you want to buy?")
    if want == "avocado":
        money -= price
        avocado += 1
    elif ...: