Ok Hayle you are Virgo which is an earth sign, and supposed to be a perfectionist, very sensitive underneath but tries to cover up the sensitivity, you like routines and things done a certain way, very hard working this is one of your finest qualities.
Your DP is a Leo, usually very much a proud person, likes to be the centre of attention and in the lime light, they like to have their ego stroked and made to feel special, romantic and very loving, ambitious individuals , they are after all king the jungle.
DD is an Aquarius, usually non conformists and have quirky little traits, Aquarians are very friendly people who love to be different and stand out from the crowd. An air sign so not as emotional as what say a water sign would be, they are more logical and do things on a mental level. However she is a child so the above is probably more meant for an adult.
In terms of compatibility you actually are all quite different, you are an earth sign and typically go well with fellow earth signs (Taurus, capricorns, Virgo) you also mix well with water signs cancer and Scorpio, your polar opposite is pisces, usually not the best for relationship terms.
Your 13th oct due date libra is also like dd an air sign, so in terms of astrology they should get along very well indeed.