The show skipped ahead by a few weeks at least. We know because you can see Dornish ships among Daenerys' fleet.
Dorne's sigil is a golden spear piercing a red sun on an orange background. You can spot this symbol among the fleet leaving Meereen. Varys went to Dorne in order to convince Ellaria Sand and Olenna Tyrell to join Daenerys. Because we see Dorne's ships among her Targaryen fleet and the Greyjoy ships, it's clear that a significant amount of time passed between Varys' scene with the women of Dorne and Daenerys' departure.