Note I have horrid text game but providing an idea for you to build on as a third perspective helps:
Mirroring I feel will work well.

I’m busy working full time too blah blah
and rarely on this too blah blah.

Don’t be a stranger Slide me your number and we can get to know each other a bit more blah blah

Some deflection or joke and reassurance

Yeah. Most likely. She seems like she'll be hard to meet up with as she basically said herself