need help in sql query [on hold]

Table 1

id |UserCNIC | Subject | UserMessage                    |DateTime           
4  |9698     | Hello   | Hi sir                         | May 27 2016  9:19PM
5  |9698     | Fine    |I am Fine , whare You from sir? | May 27 2016  9:23PM

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Table 2

id |UserCNIC |AdminName   | Subject |AdminMessage         | DateTime
5  |9698     |Admin       |Hello    |Hi User How Are YOu? | May 27 2016  9:20PM
6  |9698     |Admin Place | Replay  |I Am From UK..       | May 27 2016  9:24PM

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Required Result ...

9698  | Hello        |  Hi sir                        |  May 27 2016  9:19PM 
Admin | Hello        |Hi User How Are YOu?            | May 27 2016  9:20PM
9698  | Fine         |I am Fine , whare You from sir? |May 27 2016  9:23PM
Admin | Place Replay | I Am From UK..                 |May 27 2016  9:24PM

========================================================= Kindly tell me the query for this which select the data from two tables and give us the result in this form order by data and time in both tables....