This is as far as I could get just by ear. Feel free to comment with some changes.
Tuning: Standard
e-----------------------------------------------------------------------|
B-------------------------------------------------------2-----2-----2---|
G-----------------------------------------------------------------------|
D-------------------------4-0---4-0---4---0-2---0-2---2--4---4-4---4-4--|
A------2-4----2-4----2--2-----2-----2---5-----5-----5-------------------|
E----2------2------2----------------------------------------------------|
[ Tab from: http://www.guitaretab.com/b/bombay-bicycle-club/292608.html ]
e---------------------------------------------------------|
B---------------------------------------------------------|
G---------------------------------------------------------|
D--------4-0---4-0---4---0-2----0-2-----------------------|
A------2-----2-----2---5------5----5----------------------|
E---------------------------------------------------------|
Second Guitar
e-----------------------------------------------2-0------------|
B-----------2------------------2--------------0-----2----------|
G-----1-2-4---2-4-2------1-2-4---2-4-2------2------------------|
D---4---------------4--4---------------4--4--------------------|
A--------------------------------------------------------------|
E--------------------------------------------------------------|
There's notes missing here and there, so let me know!