求英语补全对话解Mrs.Brown:Hello,27547681.John:oh,hello.Mrs.Brown:I'm

求英语补全对话解
Mrs.Brown:Hello,27547681.
John:oh,hello.
Mrs.Brown:I'm afraid not .____ .Can I take a message?
John:Yes,please.This is John here.Is that Mrs Brown?
Mrs.Brown:oh,hello,John.___
John:Thank you very much for asking me to Tom's party on Saturday.I'm very sorry,but I can't come.
Mrs.Brown:____
John:I'm afraid we're going to be in Nanjing that day.I hope you will have a good time
Mrs.Brown:Thank you ____
John:Thank you Goodbye.
Mrs.Brown:Goodbye.