How to pick up only ip address and timestamp from log message

Elastic Stack Logstash
1

I am having a big log message and i have to pick up only ip and timestamp in that message. is it work?? . anybody find out help

msg:

Apr 2 06:34:32 logmessage[213456]: this is log message of the system with an ip:123.456.789.1

i need to pick only ip and timestamp from this message

2 
  dissect { mapping => { "message" => "%{ts} %{+ts} %{+ts} %{} ip:%{ip}" } }
  date { match => [ "ts", "MMM d HH:mm:ss" ] }

perhaps