def choosePath():
    path = ""
    while True:
        path = input("What will you do?n--> ").lower()
        if path in "abcde":
            return path
        elif path not in "abcde":
            print("Invalid command, try againn")

choice1 = choosePath()

if choice1 == "a":
    print("text")
    choice2 = choosePath()
    if choice2 == "a":
        print("new text")
elif choice1 == "b":
    print("text")
if choice1 == "c":
    print("text")