"Small talk" or scripted and routine verbal interactions that are intended to establish social bonds rather that actually exchange meaning are called.

phatic communication

Explanation:

communication as a form of social functions, don't seek or offer information of great worth but can signal willingness to observe conventional local expectations for politeness.

phatic communication is that type of communication that is focus on social; communication made to bring about he channels of communication rather than to communicate something about the external world. "Hello" and "How are you?" in everyday interaction are examples.Phatic communication is also referred to as Small talk

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