Line 1 for each sentance are separate customers. They're all angry and speak fast and madly.

Line 2 is a tired and depressed student who speaks in a monotone but calmly. They don't want a fight.

Line 3 is an angry person breaking up with their fiance over the phone after a distressed phone call. They aren't specifically speaking to you, but from their angry tone you can judge that they don't want to talk.

The audition lines are final and more lines are not required for this role.