200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01ssdo6i 69ms POST /ai/v1/search {} Idempotency-Key: gDv7eW38A7s_ Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01ssdo6i 69ms POST /ai/v1/search {} Idempotency-Key: gDv7eW38A7s_ Send ▶