200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_001qlvsj 59ms POST /ai/v1/search {} Idempotency-Key: t9d9Z9YCk1DK Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_001qlvsj 59ms POST /ai/v1/search {} Idempotency-Key: t9d9Z9YCk1DK Send ▶