don't worry as soon as they come to know that the asian is hindu/sikh, people become very friendly. This is because indians are highly educated and give best results, check this out:
Whereas pakis are least educated and engaged in manual/labour occupations (most barbours are pakis e.g.).
In the entire world and UK, there is no racial abusing term based on a country's name except PAKI. A whole people of pakistan are looked down upon by being called a fuc**ing 'PAKI'.