Your two moon signs are at 135 degree angles (Quincunx or Inconjunct angle).
One of you feels a strong need to please or accomodate the other. An imbalance could be created, however even if you can overcome this , there is very little compatibility between these two Moon signs.You share very little , your Moon signs indicate that you have conflicting desires.
Taurus is typically a Moon sign of patience, stability, and responsibility, while Sagittarius is a Moon sign of cheerful, non-chalance and with little acceptance of committment. Together the two of you may have difficulty finding aspects of yourselves that are similar, and this could cause resentment and intolerance in the relationship.