First you have to be positive about it and believe it is possible
Next you type your desired message content without mistakes or errors
Then use sfi or any other translator to translate into your prospests language.
You have to observe his/her reactions or response to to know if indeed you are communicating
If you achieve progress from their replies then keep it up.
Recommend same to them so they can reply you too.
Refer them to find out from forum or a2a if they can come by any leader from their country who can also be of help.
Incase you have any team member from their country who is doing well, I recommend you reassign them to them so they can have stronger and regular communication.