Given the task definition and input, reply with output. In this task, you're given a context, a sentence,  and a character. The sentence describes an action or job of the given character. Also, the context provides more information about the sentence or the character. Your task is to write the character's motivation by doing a specific job, which is given in the sentence. You can use context to find the motivation; however, all the inputs do not provide context. Also, in some inputs, there can be zero motivation; output, 'None' in this case.

Context: The phone rang and I answered it. It was a woman who called the wrong number. We spoke for hours anyway. It was such a good conversation we exchanged numbers to talk again. 
 Sentence: That's how I met your mother. 
 Character: Mother

None