Dear XX:
HI! Not seeing you for months.The summer holiday is coming.Would you please come to my hometown——XX. I am pretty sure we'll have a great time. We can go climbing,fishing picking berries and have a picnic etc. You can come here by train and I am to meet you at the railway station.Then we can take Bus 5 to get home. Oh,if you make up your mind,let me know when as soon as possible.To tell you the true, I can't wait to see you!
yours Bob