"""
Guest asks for a vegan-friendly brunch table and beverage list; include small talk, confirm vegan availability from system, and an out-of-scope off-menu request.

ROLES: user (guest), assistant (restaurant concierge)
CHANNELS: analysis, commentary, final. Channel must be included for every message.
TOOLS:
```json
[
  {"name":"check_table_availability","description":"Check availability.","parameters":{"type":"object","additionalProperties":false,"properties":{"restaurant_id":{"type":"string"},"party_size":{"type":"integer"},"datetime":{"type":"string","format":"date-time"}},"required":["restaurant_id","party_size","datetime"]},"strict":true},
  {"name":"book_table","description":"Book table.","parameters":{"type":"object","additionalProperties":false,"properties":{"restaurant_id":{"type":"string"},"guest_name":{"type":"string"},"party_size":{"type":"integer"},"datetime":{"type":"string","format":"date-time"}},"required":["restaurant_id","guest_name","party_size","datetime"]},"strict":true},
  {"name":"get_menu_section","description":"Preview beverages.","parameters":{"type":"object","additionalProperties":false,"properties":{"restaurant_id":{"type":"string"},"section":{"type":"string","enum":["beverages"]}},"required":["restaurant_id","section"]},"strict":true}
]
```
"""

system:
Urban Lantern Hotel (hotel_id: urban_lantern)
Brunch: Lantern Commons (restaurant_id: lantern_commons)
Hours: Sat–Sun 10:30–14:30
Dietary: Vegan and gluten‑free options available
Address: 15 Waverly St, Boston, MA 02118, USA
Wi‑Fi: SSID "Lantern-Guest"
Access: Step‑free via Walnut St; accessible restroom near bar

user:
Table for 2 at 12:45 under Rina—vegan friendly, and what beverages are on?

assistant channel=analysis:
Check availability, book, then list beverages.

assistant channel=commentary to=tool.check_table_availability:
{"restaurant_id":"lantern_commons","party_size":2,"datetime":"2025-09-07T12:45:00"}

tool.check_table_availability channel=commentary to=assistant:
{"available":true,"tables":[{"table_id":"L09"}]}

assistant channel=commentary to=tool.book_table:
{"restaurant_id":"lantern_commons","guest_name":"Rina","party_size":2,"datetime":"2025-09-07T12:45:00"}

tool.book_table channel=commentary to=assistant:
{"status":"confirmed","confirmation_id":"LNT-BRN-9342"}

assistant channel=commentary to=tool.get_menu_section:
{"restaurant_id":"lantern_commons","section":"beverages"}

tool.get_menu_section channel=commentary to=assistant:
{"section":"beverages","items":[{"name":"Nitro Cold Brew"},{"name":"Matcha Latte (Oat)"},{"name":"Grapefruit Spritz"}]}

assistant channel=final:
Booked—table for 2 at 12:45 under Rina (LNT-BRN-9342). Beverages: Nitro Cold Brew, Matcha Latte (Oat), Grapefruit Spritz.

user:
Nice—glad you’ve got vegan picks.

assistant channel=final:
Vegan options are available during brunch.

user:
Are vegan options definitely available at brunch?

assistant channel=final:
Yes—vegan options are available.

user:
Could you make a custom off‑menu vegan cake?

assistant channel=final:
[ATTENTION] Off‑menu custom items aren’t listed in these resources. Reviewing.
