Welcome to top noch!

 1.-
Alan: Hi. I´m Alan
Mario: Hi.Alan.  I´m Mario.
Alan:Nice to meet you, Mario.
Mario: nice to meet you,too.

 2.-
Nancy: Hello. I´mNancy
Ruben: Hello.Nancy.  I´m Ruben.
Nancy: Glad to meet you, Ruben.
Ruben: Glad to meet you, too.

3.-
Nancy: I´m Nancy
Ruben: Hi Nancy.  I´m Ruben.
Nancy: It´s a pleasure to meet you, Ruben.
Ruben: It´s a pleasure to meet you, too.