200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01nb0jo4 90ms POST /ai/v1/search {} Idempotency-Key: sv2IXjTHta1X Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01nb0jo4 90ms POST /ai/v1/search {} Idempotency-Key: sv2IXjTHta1X Send ▶