BOL will take you through the syntax needed to do backups and restores
http://msdn.microsoft.com/en-us/library/ms179451%28v=sql.105%29.aspx
http://msdn.microsoft.com/en-us/library/ms190982%28v=sql.105%29.aspx - I would recommend once ready to run it via the GUI to actually use the script button on the top of the GUI and check the script as it can miss out the STOPAT clause meaing its not doing a PIT restore.
To be able to do a PIT restore you need to restore the database and logs with the NORECOVERY option, then when you are restoring the last log in the chain, specify the STOPAT option and the RECOVERY option.