"@virat.kohli as I said I need just one," Warner replied with laughing emojis.
The funny banter between the two batsmen left the fans in splits.
On the field, Virat Kohli led India to a six-wicket win in Aucklandto mark the beginning of a six-week long tour of New Zealand.
On Friday, India managed to chase down the 204-run target with an over to spare at Eden Park in Auckland.
Kohli had opted to bowl in the series opener but his decision nearly backfired as the hosts posted a mammoth total of 203 for five after being put in to bat.
KL Rahul and Shreyas Iyer hit half-centuries while Virat Kohli chipped in with a crucial knock of 45 that helped the visitors go 1-0 up in the five-match series.
The second T20I is scheduled to be played at the same venue on Sunday.