Saul

Instead of replying via text, you can physically go back to Saul at the Nomad camp and tell him about Panam's plan. Rewards: A free Mizutani Shion "Coyote" (red variant). A large sum of Eddies (€$27,000).

The best way to respond depends on your goals for the story: Response: "No idea." Instead of replying via text, you can physically

If you cannot trigger the text options, ensure that Mitch has successfully entered his truck during the "With a Little Help From My Friends" mission before you get into Panam’s truck. Instead of replying via text