She'd been looking the other direction, and she jumped a bit at the voice so close behind her, spinning that way. "Caine?" She asked, but then before he could answer, because who else would he be, she rushed into her apology.
"There was an electrical something on Circle line. I had to go in circles to get back onto another line and ugh..." She giggled a little, something nervous in it but mostly happy. "Sorry! You haven't been waiting long, have you?"