DALLAS (CBSDFW.COM) – Dallas Police are trying to find a man they believe raped two different women at two different apartments two Wednesday mornings in a row.

The first attack happened Wednesday, September 12 at an apartment in the 14000 block of Dallas Parkway around 10:00 a.m.

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A woman said the man knocked on her door, asked for a donation, then forced his way inside.

The second incident was Wednesday, September 19 at an apartment in the 14000 block of Montfort Drive around 8:30 a.m.

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A woman told police the man offered to do some work for her, then came inside and assaulted her.

In each case, the suspect was armed.

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The descriptions of the suspect are vague but police released a sketch of the suspect on Thursday.

Contact Dallas police if you recognize this man. (sketch credit: Dallas Police Department)