The text typically arrives shortly after you reach the locomotive control tower.
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 text typically arrives shortly after you reach
If you are referring to the quest "With a Little Help From My Friends," Saul Bright will text you asking for Panam’s location. The text typically arrives shortly after you reach