"From 12.07.07 to 27.07.07 I am not in the office in case of emergencies."
Here's a breakdown:
* Vom 12.07.07 bis 27.07.07: From July 12th, 2007 to July 27th, 2007
* bin ich nicht im Bro: I am not in the office
* in dringenden Fällen: in case of emergencies
This phrase is likely used to indicate that the speaker will be unavailable for urgent matters during a specific period.