Looking on the internet deeply has found these results:

I look forward to seeing you soon is the most popular phrase on the web.

i am looking forward to see you soon 1244,000 results on the web	I look forward to seeing you soon 1274,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
I am looking forward to the Commission Communication on this matter. I am looking forward to pursuing this fruitful dialogue. I am looking forward to turkey, but mostly, I cannot wait to see Andrea tonight. I am looking forward to when we both see the same thing. I am looking forward to the Ten Year Gathering. I am looking forward to marriage equality in all 50 states. And I am looking forward to becoming a citizen. I am looking forward to resuming my duties aboard the Enterprise.	We hope that your visit to the European Parliament will be both enjoyable and fruitful and we look forward to seeing you again soon. I also agree that the European Union should support Nelson Mandela, that great world figure, whom we look forward to seeing soon in Cardiff. And I look forward to seeing you at sea on a ship of your own command, soon. I look forward to seeing you accept your nobel. We all really miss you, and we look forward to seeing you soon, all right? I look forward to seeing you then. We look forward to seeing you again soon. Right, well, I'd stay for the family reunion, but it's giving me terrible IBS... so... look forward to seeing you soon Chloe.

i am looking forward to see you soon

1244,000 results on the web

I look forward to seeing you soon

1274,000 results on the web

More popular!

I am looking forward to the Commission Communication on this matter.
I am looking forward to pursuing this fruitful dialogue.
I am looking forward to turkey, but mostly, I cannot wait to see Andrea tonight.
I am looking forward to when we both see the same thing.
I am looking forward to the Ten Year Gathering.
I am looking forward to marriage equality in all 50 states.
And I am looking forward to becoming a citizen.
I am looking forward to resuming my duties aboard the Enterprise.

We hope that your visit to the European Parliament will be both enjoyable and fruitful and we look forward to seeing you again soon.
I also agree that the European Union should support Nelson Mandela, that great world figure, whom we look forward to seeing soon in Cardiff.
And I look forward to seeing you at sea on a ship of your own command, soon.
I look forward to seeing you accept your nobel.
We all really miss you, and we look forward to seeing you soon, all right?
I look forward to seeing you then.
We look forward to seeing you again soon.
Right, well, I'd stay for the family reunion, but it's giving me terrible IBS... so... look forward to seeing you soon Chloe.