Export emails from Microsoft Outlook Express to Outlook with attachments, formatting, to, cc, bcc, subjects, date, time, images, original dates for sent items messages, message flags, etc and to help you in this task would be the DBX to PST Converter. This program supports to import Microsoft Outlook Express to Outlook 2010, 2007, 2003. This program is as much supportive to convert Microsoft Outlook Express to Outlook in batch mode.

Microsoft Outlook Express to Outlook software screenshot