UEFA Europa league semifinal draw fixtures.
First leg fixture:
Ajax to host Olympic Lyon in the first leg on 3th may 2017.
In second semifinal match Celta Vigo will host Manchester united on 4th of may 2017.

Second leg fixtures:
On 11th of may 2017, Manchester united will host celta Vigo at old Trafford for second leg of the semifinal.
While Olympic Lyon will welcome Ajax on the 11th may 2017