Book the smallest room that fits

Verifier checks

Score 0.60 · 3 of 5 checks passed

• Booked Harbor, the smallest free room with at least 3 seatsno room
• The interview's time and guests didn't change
• No other calendar events were changed
• No collateral changes outside what the task requiresunexpected: events[+ev-7001]
• Finished within the step budget (25)4 steps

Tool calls

4 calls, in order. Results are shortened to 2,400 characters.

1. 1.list_eventsread

   {"response":"needs_action"}

   {"range":"Mon, Jan 12, 12:00 AM – Sat, Jan 17, 12:00 AM","timezone":"America/New_York (UTC-05:00)","count":10,"events":[{"event_id":"ev-127","title":"Mobile roadmap preview","start":"2026-01-13T15:00:00Z","end":"2026-01-13T15:30:00Z","when":"Tue, Jan 13, 10:00 AM – 10:30 AM","organizer":"Ethan Walker <ethan.walker@northwind.example>","my_response":"needs_action","attendee_count":2,"room":null,"video_link":"https://meet.northwind.example/ev-127","status":"confirmed"},{"event_id":"ev-122","title":"Mobile release retro","start":"2026-01-13T16:00:00Z","end":"2026-01-13T16:45:00Z","when":"Tue, Jan 13, 11:00 AM – 11:45 AM","organizer":"Ethan Walker <ethan.walker@northwind.example>","my_response":"needs_action","attendee_count":2,"room":null,"video_link":"https://meet.northwind.example/ev-122","status":"confirmed"},{"event_id":"ev-579","title":"Partner webinar dry run","start":"2026-01-13T19:00:00Z","end":"2026-01-13T19:30:00Z","when":"Tue, Jan 13, 2:00 PM – 2:30 PM","organizer":"Grace Thompson <grace.thompson@northwind.example>","my_response":"needs_action","attendee_count":1,"room":null,"video_link":"https://meet.northwind.example/ev-579","status":"confirmed"},{"event_id":"ev-124","title":"Messaging workshop","start":"2026-01-13T19:30:00Z","end":"2026-01-13T20:15:00Z","when":"Tue, Jan 13, 2:30 PM – 3:15 PM","organizer":"Olivia Bennett <olivia.bennett@northwind.example>","my_response":"needs_action","attendee_count":2,"room":null,"video_link":"https://meet.northwind.example/ev-124","status":"confirmed"},{"event_id":"ev-125","title":"API office hours","start":"2026-01-14T18:30:00Z","end":"2026-01-14T19:00:00Z","when":"Wed, Jan 14, 1:30 PM – 2:00 PM","organizer":"Isabella Costa <isabella.costa@northwind.example>","my_response":"needs_action","attendee_count":2,"room":null,"video_link":"https://meet.northwind.example/ev-125","status":"confirmed"},{"event_id":"ev-121","title":"Design review: onboarding v2","start":"2026-01-15T14:00:00Z","end":"2026-01-15T15:00:00Z","when":"Thu, Jan 15, 9:00 AM – 10:00 AM","organizer":"Lucas Martin <lucas.martin@northwind.example>","my_response":"needs_action","attendee_count":3,"room":null,"video_link":"https://meet.northwind.example/ev-121","status":"confirmed"},{"event_id":"ev-123","title":"Kestrel Labs × Northwind: partnership kickoff","start":"2026-01-15T17:00:00Z","end":"2026-01-15T17:45:00Z","when":"Thu, Jan 15, 12:00 PM – 12:45…

2. 2.list_roomsreaderror

   {"start":"2026-01-14T10:00:00-05:00","end":"2026-01-14T16:00:00","min_capacity":1}

   end "2026-01-14T16:00:00" isn't a valid time. Use ISO 8601 with an explicit UTC offset, e.g. 2026-01-14T10:00:00-05:00 or 2026-01-14T15:00:00Z.

3. 3.list_roomsread

   {"min_capacity":1,"start":"2026-01-14T10:00:00-05:00","end":"2026-01-14T16:00:00-05:00"}

   {"rooms":[{"room_id":"rm-harbor","name":"Harbor","capacity":4,"floor":3,"features":["Display"],"available":true,"booked":[]},{"room_id":"rm-fjord","name":"Fjord","capacity":6,"floor":3,"features":["Display","Video"],"available":true,"booked":[]},{"room_id":"rm-summit","name":"Summit","capacity":8,"floor":4,"features":["Display","Video","Whiteboard"],"available":false,"booked":[{"start":"2026-01-14T15:00:00Z","end":"2026-01-14T15:45:00Z","when":"Wed, Jan 14, 10:00 AM – 10:45 AM"}]},{"room_id":"rm-lighthouse","name":"Lighthouse","capacity":10,"floor":4,"features":["Video","Whiteboard"],"available":false,"booked":[{"start":"2026-01-14T16:00:00Z","end":"2026-01-14T17:00:00Z","when":"Wed, Jan 14, 11:00 AM – 12:00 PM"}]},{"room_id":"rm-atrium","name":"Atrium","capacity":16,"floor":5,"features":["Display","Video","Stage audio"],"available":false,"booked":[{"start":"2026-01-14T19:00:00Z","end":"2026-01-14T20:00:00Z","when":"Wed, Jan 14, 2:00 PM – 3:00 PM"}]}]}

4. 4.create_eventwrite

   {"title":"Halcyon Health customer interview","start":"2026-01-14T10:00:00-05:00","end":"2026-01-14T10:30:00-05:00","attendees":["avery.chen@northwind.example"],"optional_attendees":[],"room_id":"rm-harbor","video_call":true}

   {"created":true,"event":{"event_id":"ev-7001","title":"Halcyon Health customer interview","start":"2026-01-14T15:00:00Z","end":"2026-01-14T15:30:00Z","when":"Wed, Jan 14, 10:00 AM – 10:30 AM","organizer":"Avery Chen <avery.chen@northwind.example>","my_response":"organizer","status":"confirmed","description":"","location":null,"video_link":"https://meet.northwind.example/ev-7001","room":{"room_id":"rm-harbor","name":"Harbor","capacity":4},"headcount":1,"attendees":[],"proposed_times":[]},"invitations_sent":0,"warnings":["Avery Chen already has something at that time."]}