user
Instruction
Answer the question based on the provided table.


Table
Table Title: 1977 Dallas Cowboys season
Table Content:
| Week | Date | Result | Record | Opponent | Points For | Points Against | First Downs | Attendance |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | September 18 | Win | 1–0 | at Minnesota Vikings | 16 | 10 | 16 | 47,678 |
| 2 | September 25 | Win | 2–0 | New York Giants | 41 | 21 | 25 | 64,215 |
| 3 | October 2 | Win | 3–0 | Tampa Bay Buccaneers | 23 | 7 | 23 | 55,316 |
| 4 | October 9 | Win | 4–0 | at St. Louis Cardinals | 30 | 24 | 22 | 50,129 |
| 5 | October 16 | Win | 5–0 | Washington Redskins | 34 | 16 | 23 | 62,115 |
| 6 | October 23 | Win | 6–0 | at Philadelphia Eagles | 16 | 10 | 17 | 65,507 |
| 7 | October 30 | Win | 7–0 | Detroit Lions | 37 | 0 | 20 | 63,160 |
| 8 | November 6 | Win | 8–0 | at New York Giants | 24 | 10 | 13 | 74,532 |
| 9 | November 14 | Loss | 8–1 | St. Louis Cardinals | 17 | 24 | 16 | 64,038 |
| 10 | November 20 | Loss | 8–2 | at Pittsburgh Steelers | 13 | 28 | 20 | 49,761 |
| 11 | November 27 | Win | 9–2 | at Washington Redskins | 14 | 7 | 19 | 55,031 |
| 12 | December 4 | Win | 10–2 | Philadelphia Eagles | 24 | 14 | 19 | 60,289 |
| 13 | December 12 | Win | 11–2 | at San Francisco 49ers | 42 | 35 | 24 | 55,851 |
| 14 | December 18 | Win | 12–2 | Denver Broncos | 14 | 6 | 15 | 63,752 |


Question
name a month with no losses.


Answer Format
The final answer should be concise and use the following format:
```json
{
    "answer": [
        "answer1",
        "answer2",
        ...
    ]
}
```
rule
["September"]