How do I get my gf to desperately want me and make her have to talk to me all the time..

[Illegal Pudding]

...and more often? I currently am in a long distance relationship and I just want my gf to text me more and talk to me more! Like alot, how do I give my gf the ok that she can trust me and how do I get her to want to desperately talk to me all the time?