Mrs (Ms.?) H (I’m avoiding the use of her first name) is absoilutly correct. Rules of tznius (which applies to both men and women)are esseintial. I work in a mixed office (gender and religion) and the frum people on the staff make every effort to keep to the title of “am kodosh”.
We need not hide under a rock, but at the same time, we need to be mindful of who we are