Make conversation about telephone handing

a:hallo?
b:yes,hallo?
a:is this "B"
b: yes,by myself.by the way who is this?"
a:i'm "A".your classmate.
b:"owh "A"what can i help for you?
a:we have a work in group for day after tomorrow.can you come to my house today at 2pm
b:HOLY CHEESE!i almost forget about that..Thanks for remind me.. yes,i can..
a:don't mind.. so.. see you!!
b:see you too!!