how do we fill in school.xlsx file age column from age.xlsx file by using name column

*how do we fill in school.xlsx file age column from age.xlsx file by using name column with visual basic in excel? Tables have variable length and have more than 10000 rows.

school.xlsx

|A | B | C|
|:---- |:------:| -----:|
|name | code | age|
|peter1 | 254 |
|jane2 |153 |
|ted | 323 |
|peter3 |323 |

age.xlsx
|A |B|
|:---- |:------:|
|name |age|
|mark3| 1,2|
|peter1 | 5 |
|jane2 | 1,5|

'''



Sub Insertdata()
Dim iAge As Integer
Set src = Workbooks.Open("age.xlsx", True, True)
iAge = src.Worksheets("Sheet1").Range("B2").Value
Worksheets("Sheet1").Range("C2").Value = iAge
End Sub


'''
Now the program returns value 1 in field C2 in age.xlsx file.
How do we remake the program to insert age data in right row in shcool.xlsx?