200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01u3fo9s 38ms POST /ai/v1/search {} Idempotency-Key: YUz_m7htY6_i Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01u3fo9s 38ms POST /ai/v1/search {} Idempotency-Key: YUz_m7htY6_i Send ▶