where the flamingcow roams

5-packet TCP connection?

This seems to be valid:

1. C->S: SYN
2. S->C: SYN/ACK
3. C->S: FIN/ACK
4. S->C: FIN/ACK
5. C->S: ACK

A completely opened and closed TCP connection. Further, 2 and 3 can both contain data? Could you get a whole HTTP request/response in this conversation?