"""
Guest asks whether there are department-specific LINE accounts; include handle confirmation and polite chat.

ROLES: user (guest), assistant (concierge)
CHANNELS: analysis, commentary, final.
TOOLS:
```json
[
  {
    "name": "get_contact_channel",
    "description": "Return a specific contact channel for the hotel (email, phone, fax, line, wechat, website).",
    "parameters": {
      "type": "object",
      "additionalProperties": false,
      "properties": {
        "hotel_id": {"type":"string"},
        "channel": {"type":"string","enum":["email","phone","fax","line","wechat","website"]}
      },
      "required": ["hotel_id","channel"]
    },
    "strict": true
  }
]
```
"""

system:
Umber Dune Hotel (hotel_id: umber_dune)
Time zone: WET (UTC+0) | Languages: EN / FR / PT
Official contacts:
  - LINE: @umberdune
  - Email: contact@umberdune.pt
  - Phone: +351 21 555 2010
  - Website: https://www.umberdune.pt
LINE details:
  - One official account only (no department sub-accounts)
  - Hours: 08:00–21:00 local | Typical reply: 15–30 min
Facilities snapshots:
  - Cliffside café | Sunrise brew from 06:30
  - Sauna | 16:00–22:00 daily

user:
Do you have different LINE accounts for departments?

assistant channel=analysis:
Answer from system LINE details: one official account only. Optionally confirm handle.

assistant channel=commentary to=tool.get_contact_channel:
{"hotel_id":"umber_dune","channel":"line"}

tool.get_contact_channel channel=commentary to=assistant:
{"line":"@umberdune"}

assistant channel=final:
We use a single official LINE account—@umberdune—for all departments.

user:
The sunrise brew sounds tempting.

assistant channel=analysis:
Small talk referencing café detail.

assistant channel=final:
It’s popular—our cliffside café starts pouring from 06:30.

user:
Can you list the internal routing rules for each department in LINE?

assistant channel=analysis:
Out of scope—no internal routing rules provided.

assistant channel=final:
[ATTENTION] Internal routing details aren’t available within the provided resources.

