This document provides sample dialogues for common greetings and introductions in English. It includes greetings like "Hello", "Hey", and "What's up?" as well as introductions with name exchanges. Sample conversations cover asking where someone is from, what school they attend, and how long someone has been visiting Vietnam. Dialogues also address different types of first meetings, including meeting for the first time, the first meeting of the day, and meeting after a long time.