He probably means what he said 'I'll talk with you soon' meaning he'll bump into you again or phone or text you. However, some people say this because they are in hurry and just simply blurt it out and don't call. This is a risk you are unfortunately going to have to run with.
He will talk to you soon
Exactly what he said.
it means she will call you later or talk to you in person soon or it is because she might end with you or want to go out with you again.
Most of the time they either say that to be cool or if they like you. I am a guy myself and i say that so i know.
Talk to you soon
This is quite simple, obviously she means she'll talk to you soon.
that he likes you
it means that the guy was to busy with another girl but didnt wanna be rude.
It means Talk To You Real Soon.
It can be short for Talk to you very soon.
soon as possible
It means he will talk to you later. Guys say exactly what they mean.