いいえ
I answer no.
私は「いいえ」と答えます
I answer no in the restaurant.
私は食堂で「いいえ」と答えます
I answer no in the restaurant at lunchtime.
私は昼休みに食堂で「いいえ」と答えます
I answer no to the member of staff in the restaurant at lunchtime.
私は昼休みに食堂で店員に「いいえ」と答えます
I answer no with a smile to the member of staff in the restaurant at lunchtime.
私は昼休みに食堂で店員に笑いながら「いいえ」と答えます