Question:
Who was the head of Boston in Sep, 2021?

Context:
 Thomas Menino is the head of the government of Boston from Jan, 1993 to Jan, 2014. 
 Kim Janey is the head of the government of Boston from Mar, 2021 to Nov, 2021. 
 Marty Walsh is the head of the government of Boston from Jan, 2014 to Mar, 2021.

Answer:
Question:
Who was the head of Boston in Sep, 2021?

Context:
 Thomas Menino is the head of the government of Boston from Jan, 1993 to Jan, 2014. 
 Kim Janey is the head of the government of Boston from Mar, 2021 to Nov, 2021. 
 Marty Walsh is the head of the government of Boston from Jan, 2014 to Mar, 2021.

Answer:
user
Kim Janey
assistant
Question:
Who was the head of Boston in Sep, 2021?

Context:
 Thomas Menino is the head of the government of Boston from Jan, 1993 to Jan, 2014. 
 Kim Janey is the head of the government of Boston from Mar, 2021 to Nov, 2021. 
 Marty Walsh is the head of the government of Boston from Jan, 2014 to Mar, 2021.

Answer:
user
Thomas Menino
Marty Walsh
assistant
Question:
Who was the head of Boston in Sep, 2021?

Context:
 Thomas Menino is the head of the government of Boston from Jan, 1993 to Jan, 2014. 
 Kim Janey is the head of the government of Boston from Mar, 2021 to Nov, 2021. 
 Marty Walsh is the head of the government of Boston from Jan, 2014 to Mar, 2021.

Answer:
user
Kim Janey
assistant