Isn't the whole scenario far fetched? Does anyone really wander around and then suddenly have an urgent need to be somewhere (other than a restroom :)? The on

Isn't the whole scenario far fetched? Does anyone really wander around and then suddenly have an urgent need to be somewhere (other than a restroom :)? The only thing I can think of that might make me suddenly need to go somewhere is a message/reminder...from my phone.