补全对话,完成对话A:Can I help you?B:Yes,please.___________.I want to

补全对话,完成对话
A:Can I help you?B:Yes,please.___________.I want to order a birthday cake for my mother.A:___________?B:A large cake,please.A:__________?B:Please write"Happy Birthday to Mother" on the cake.A:OK.___________?B:It is 8910566.A:___________?B:My address is 56 lincon drive.