ALBUS
Hi. Is this compartment...
SCORPIUS

It’s free. It’s just me.

ALBUS
Great. So we might just – come in – for a bit – if that’s okay

SCORPIUS
That’s okay. Hi.

ALBUS
Albus. Al. I’m – my name is Albus...

SCORPIUS
Hi Scorpius. I mean, I’m Scorpius. You’re Albus. I’m Scorpius. And you must be...

Harry Potter and the Cursed Child - Chapter 1 :
See this quote in the Pensive -