Any break below 91 will drag the pair further down till 90.50/90. Overall invalidation can happen only below 89 level.
The minor support is around 91.70.
On the higher side minor resistance is around 92.40 and break above would extend gains till 94 level.
It is good to buy at dips around 91.80 with Sl around 91 for the TP of 94.