H1B, H4 Visa

hello all,
First of all i wish to thank this site. i have learnt a lot from this site, and was really helpful. Here goes my interivew.

US embassy in newdelhi
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My Interview time was 11.30. I went 1 hr before the interview. they verified my interivew appointment letter and they allowed me to join in a queue. There again verification of Passport, HDFC receipt, I129, appointment order.After finishing that they asked me to go for finger print. After that i was asked to be in a queue where interview is taking place. Finally my turn came at 12.15 Pm. My VO is an Lady. She is very sweet and welcoming everybody with a smiling face. the rest of the VO officer i noted, they are not even smiling, very rough..

VO : hi, good morning, how are you?
ME : fine thanks mam, how are you?
VO : fine.
ME : i slided the basic documents before she asked me.and she took my appoitment order, DS156,157, Passport, and i gave my US company letter request to approve my Visa.

VO : What you are going to do in US?
ME : answered

VO : you will be staying in YYYY place?
ME : yes mam.

VO : When you got this offer?
ME : answered

VO : Which project you will be working on ?
ME : answered

VO : how much salary xxxx compay is going to pay you?
ME : answered

VO : what is your client doing?
ME : answered.

VO : can you show me the USCIS, Labour
     condition act
ME : Sure mam. Showed.

VO : ok fine , i m issuing your visa.
ME : wished her and came back.

I wish to tell you all, carry more confidence than documents. its important to have eye contact and smile in your face. be genuine and pray to god. success will be yours. All the best.