Yes, sir

Dixon Steele:

[to black man hosing down the sidewalk in front of the florist shop]
Say, do me a favor, will you, pal? Flower Shop Employee:
Yes, sir. Dixon Steele:
I want to send two dozen white roses to a girl. Flower Shop Employee:
Yes, sir. Do you want to write a card? Dixon Steele:
No, there's no card. Her name's Mildred Atkinson. Flower Shop Employee:
Mildred Atkinson. Yes, sir. What's her address? Dixon Steele:
I don't know. Look it up in the papers. She was murdered last night. Flower Shop Employee:
Yes, sir