2011: Dillon had 15 appearances for Coker in 2011. Becky made 12 starts and had a 5-7 record. Over 62.1 innings Dillon had four complete games and 36 strikeouts, while she posted a 4.48 ERA.  She also held hitters to a .288 batting average against.

2010: She made 15 appearances, starting in nine, and pitched four complete games.  She posted a 3-6 record with a 4.72 ERA over 61 innings.  She also struck out 42 hitters.

2009: Dillon made three starts and nine total appearances.  She posted an 0-4 record with a 4.15 ERA over 28.2 innings.  She also struck out six hitters and pitched two complete games.  At the plate, she hit .217 (13-for-60) with one home run, and eight runs driven in.

High School: Dillon was an All-Country and All-State performer at Palm Beach Central High School for the softball team.