'UM-HUM' in a movie sentence | examples for 'UM-HUM' from movies

RUSS: Um-hum, you're jealous.

"Friends", season 2, episode 10

PHOE: Um-hum.

"Friends", season 2, episode 7

Felicity: Um-hum. Talk New York to me again.

"Friends", season 4, episode 23