options: f : ok. i will play badminton with you this afternoon . f : ok. i 'll call you at noon when i finish the meeting in the morning . f : ok. i have a meeting this evening , so i may miss playing badminton . f : ok. i 'll call you at noon .
article: m : how about playing badminton this evening ? f : i may have a meeting today , and if i do . it 'll run late this afternoon . but i 'm not sure yet . i should know by lunchtime whether i 'll be able to get away early , then i can phone you . m : ok , i 'll wait for your call .