1--I'd like to say goodbye to everyone.
 
2--What time are you going?
 
1--My plane leaves at 6: 45. Don't forget to drop me a line.
 
2--Well, goodbye and have a nice trip.
 
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注解：
 
1.say goodbye说再见
2.drop a line写信  
3.trip旅行，旅游
 
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译文：
 
1--我要向大家告别了。
2--你什么时候走？
1--6 点45 分的飞机。不要忘记给我写信。
2--好，再见，祝你旅途愉快。