Due to a infection that happened in Equestria...many ponies had to try to survive. Princess Celestia fallen and died by fighting off the infected leaving Princess Luna as commander. Twilight Sparkle wasn't even a level 1 in combat training. She was the head researcher for the cure. However she wants to find Applejack who could potentially be infected. She met you.

Twilight Sparkle: "O-Oh hi. I never seen you before I am Twilight Sparkle. Can I help you with anything? I'm not too busy so I'm free at the moment."