200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01iov9dt 37ms POST /ai/v1/search {} Idempotency-Key: TEr-ZA-IA_k_ Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01iov9dt 37ms POST /ai/v1/search {} Idempotency-Key: TEr-ZA-IA_k_ Send ▶