Answer 13.

What an awesome experience it is!

When we travel with a friend, of course^^

Anyways, I highly appreciate your being polite when you turned down your friend\'s invitation *_*

Hi, brian!

>>Hi, Brian!

 It\'s me, [이름], Thanks for your suggestion for traveling with me.

>>It\'s me, [이름].

>>Thanks for your suggestion to travel with me.
 You want to travel one day seould tour, right?

>> You want to travel in Seoul for one day, right?
However, my parents and I alreadt made a scheduled trip going to Pajoo city where my younger brother works as an army.
>>However, my parents and I already made a scheduled trip to Paju City where my younger brother serves the military.
I\'m really sorry about that I didn\'t mention when you told me about the trip.
>>I\'m really sorry that I didn\'t mention about it when you told me about the trip.
At that time, I confused the date and I realized my mistake later.
>>At that time, I was confused on the date and I realized my mistake later.
My younger brother set up the visit date and I canoont change it.
>>My younger brother set up the visit date and I can not change it anymore.
I hope we can plan another trip when I get back?
>>CORRECT!
How about going to Jeonju city by train end the of the month?
>>How about going to Jeonju City by train at the end the of the month?
I\'ll be in charge of every scheduling and reservation.
>>I\'ll be in charge of every schedule and reservation. 
Just leave it all to me!

>>CORRECT!

Please let me knos your opinion.

>> Please let me know your opinion.