good! you have 28 days cycle that means you will have your next period on 2nd of july um? In that case you will have ovulation somewhere arround !6th of july(14 days prior to the expected date of periods in mth of August) & fortunately your husband is with you till !7th! If possible see your doctor on 1st day of periods,she may give madicines helping ovulation. She can cheque the day of ovulation sonographically & advice about the days of intercourse. You will be given Tab. Duphaston
following that. duphaston helps fixing of baby in uterus
This way, you have maximum chances of conception next month!
Still be aware,to coceive is GOD'S wish! Belive GOD will bless you at best of the best time!Don't be excited or tense. Your serene & +ve phsycology helps conception.
Do continue folic acid
&vit E .Also tell your husband to start them earliest.
Thankyou &wish you all the best!