200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_00kgegr4 50ms POST /ai/v1/search {} Idempotency-Key: Fx4d0v1NvtNq Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_00kgegr4 50ms POST /ai/v1/search {} Idempotency-Key: Fx4d0v1NvtNq Send ▶