from datetime import datetime


def get_datetime_slot_info(date_time):
    """
    get a well formatted string to represent specific datetime object
    :param date_time: datetime formatted object
    :return: well formatted string represents the day
    """
    datetime(2009, 10, 5, 18, 00)
    day_name = date_time.strftime("%A")
    date = date_time.date()
    start_time = date_time.strftime('%H:%M:%S')
    return "{} {} from {}.".format(day_name, date, start_time)