from csv import DictReader
from datetime import datetime

with open('logs.txt', 'r', encoding='utf8') as file:
    reader = DictReader(file)
    for row in reader:
        start_date = datetime.strptime(row['Start Date'], '%Y-%m-%d %H:%M:%S')
        end_date = datetime.strptime(row['End Date'], '%Y-%m-%d %H:%M:%S')
        employee = row['Employee']
        customer = row['Client Name']
        time_delta = end_date - start_date

        print(start_date, end_date, time_delta)