Question

they said"we are busy" convert the sentence into indirect speech​

Answer 1

They said that they were busy.

hope it may help you

Answer 2

$\huge\bf\underline\pink{Answer}$

$\bold \hookrightarrow$"We have being busy",said by them.

Learn more about Indirect speech.

:- In linguistics, indirect speech is a grammatical mechanism for reporting the content of another utterance without directly quoting it. For example, the English sentence Jill said she was coming is indirect discourse while Jill said "I'm coming" would be direct discourse.