Pivot table and insert the data into table

Question

This is my situation, 

 

my data in the table is like this

 

mailnumber	type	email
1	inbox	some inbox message..
1	sent	some sent message..
2	inbox	inbox message
2	sent	sent message

 

What do i want to achieve is that I want to pivot this data into

 

mailnumber	inboxMessage	SentMessage
1	some inbox message..	some sent message..
2	inbox message	sent message

 

and insert the data into new table