Here you go:
[Date], 'Inbound' as Channel,'Peter' as [Name], [Peter_Inbound] as Sales
union all [Date], 'Outbound' as Channel,'Peter' as [Name], [Peter_Outbound] as Sales
union all [Date], 'Inbound' as Channel,'Andy' as [Name], [Andy_Inbound] as Sales
union all [Date], 'Outbound' as...