Market | Status | Team |
-------|--------|------|
Chicago|   1    | Tom  |
Chicago|   1    | Tom  |
SF Bay |   3    | Julia|
SF Bay |   1    | Julia|
SF Bay |   1    | Julia|

Team = {"Tom": "tom@email.com", "Julia": "Julia@email.com", "Carol": "carol@email.com"}

for i in Team:
    df[df['Team'].str.contains(i)]
    Mail = df[df['Team'].isin([i])]
    ...
    #send an email