200 OK — session open
> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01j3gd3r 20ms POST /ai/v1/search {} Idempotency-Key: Z5rufeAjLR7w Send ▶> POST /ai/v1/session {"source": "travelodge"}
< 200 OK req_01j3gd3r 20ms POST /ai/v1/search {} Idempotency-Key: Z5rufeAjLR7w Send ▶