200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_005w75in 40ms POST /ai/v1/search {} Idempotency-Key: 1yooaci3eZvw Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_005w75in 40ms POST /ai/v1/search {} Idempotency-Key: 1yooaci3eZvw Send ▶