t's hard to imagine who else it could have been. There were other women of child-bearing age in Khan's party, but none were shown to have a romantic interest in him.
He seemed friendly enough with Kati.
In any event, it was a short show. It's not at all hard to imagine that there were women among Khan's followers that would have had a romantic interest in him, simply because it wasn't shown in the few minutes we saw a couple of them.