200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_009lnick 47ms POST /ai/v1/search {} Idempotency-Key: zA3EHBkhmm_a Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_009lnick 47ms POST /ai/v1/search {} Idempotency-Key: zA3EHBkhmm_a Send ▶