hello ,excuse me.Welcome to Beijing. Would you mind taking a picture with me? I hope you can accept my requst,because I think you are beautify.
I hope you will have a happy time in Beijing
excuse me!
Welcome to Beijing! May I have a photo with you? You are so pretty! I would be so thrilled to have a picture with you.
Wish you a happy stay in Beijing
使用谷歌翻译就可以了