200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_004y9c36 85ms POST /ai/v1/search {} Idempotency-Key: HS4ZfN-xH-Vi Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_004y9c36 85ms POST /ai/v1/search {} Idempotency-Key: HS4ZfN-xH-Vi Send ▶