Athena seemed captivated by the idea of trying out her capabilities on this side of the veil, on something other than immobile targets. Almost too excited, to be fair.
Alex wasn't sure when they would get there, and what airport they would land at, so he couldn't give her those details, but they made sure to fill her in on everything they could.
In the end, it wasn't a long call, since Athena was having trouble understanding some details they were trying to explain to her.
The language barrier was hindering them greatly, which was already a downside, but not being able to share with her the images they had, to help explain, was their downfall.