Chances of pregnancy seven days after the start of period using the withdrawal method?

Please no lectures on how she will become pregnant (Please Professional answer). She has been using the pill and received her period. She had her period for three days then we had four days later unprotected. She ran out of pills so she had not taken any. We did for the first time, and oral, then for about two minutes we had l . Lubricant was used. I did not in her and went to the bathroom to climax and finish. She started taking pills (2 on day one) again two days after . She has also had an ovarian sist in the last year if that will have any affect on the situation.