Complex sentence: Susan, who is unknown to Rayna, volunteers to become a field agent; and her boss, Elaine Crocker (Allison Janney), reluctantly agrees on the condition that she has no contact with Rayna.
Split into simpler sentences: Susan, who is unknown to Rayna, volunteers to become a field agent. Her boss, Elaine Crocker (Allison Janney), reluctantly agrees, on the condition that she has no contact with Rayna.