def formatConcert(day,date,venue,cost):
    """Pack concert information into a dictionary"""
    date = date.split('-')
    m, d, y = range(3)  # MM-DD-YYYY formatted day
    details = ["venue", "year", "month", "date", "day", "cost"]
    concert = [venue, date[y], date[m], date[d], day, cost]
    return dict(zip(details, concert))