I will be out of the office starting 2015/08/01 and will not return until 2015/08/05.
I will be out of the office and will not return until 2015-Aug-5. I may not reply mail in time during these days.
I will be out of the office starting 2015/08/01 and will not return until 2015/08/05.
I will be out of the office and will not return until 2015-Aug-5. I may not reply mail in time during these days.