options: f : you are writing an article for jane ? that 's so nice of you . f : ok then , have a nice time helping jane out then . f : ok then , have a nice time collecting materials for tina . f : you are writing an article for mary ? that 's so nice of you .
article: f : what are your plans for this afternoon , mike ? mary and i are going to the cinema . do you want to come to ? m : sorry , tina . i 'm meeting jane . she is writing an article and she asked me to help collect material for it .