Asking someone for forgiveness or praying, this emoji is used to symbolize both the actions. This praying hands emoji are two hands pressed together, and in Japanese they mean thank you or please. This emoji can also express sorrow or regret. Or it can be interpreted the opposite way as two people slapping their hands together to form a “High Five” You can easily draw this one by using the following tutorial.
Usually girls are at the front desk to help people and provide them information regarding their issues. This emoji is just a girl with her hand raised as though she was carrying an invisible book or tray, somewhat like a waitress. It seems like the denotation of this emoji shifted from being informational, and instead used to convey sarcasm and sassiness. So this emoji is a dedication to all the info desk ladies out there.