A 28-year-old primigravida at 32 weeks of gestation attends an Auxiliary Nurse Midwife (ANM) clinic in a rural PHC in Uttar Pradesh for antenatal care. She has no complications, normal blood pressure, and no proteinuria. The ANM identifies that she has not received any antenatal tetanus toxoid (TT) vaccination. According to the current NRHM guidelines and PHC protocol, what is the most appropriate immediate action?