Given the question "Why couldn't the man keep in touch with the woman last night?" and the answer "The woman's mobile phone was power off.", write a conversation that might have happened.
W: Why didn't you come to the cinema last night? I waited for you for a long time.M: I'm sorry, but I had something more important to do yesterday evening, so I wasn't able to come.W: But why not tell me?M: I did. I called you many times, but you had your mobile phone power off.W: Oh, I didn't bring it with me because I left it recharging at home.M: I'm really sorry to have missed the film.