200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_00tlmxo1 20ms POST /ai/v1/search {} Idempotency-Key: YouCI-UXH6r7 Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_00tlmxo1 20ms POST /ai/v1/search {} Idempotency-Key: YouCI-UXH6r7 Send ▶