1. We have received your letter in answer to our advertisement, I would like to talk with you regarding your qualifications for this position.
2. We have received your letter and resume, we thought I would like to ask you to come here for an interview.
1. I am very glad to know that my letter and resume were received.
2. It is a great pleasure for me to have this opportunity for interview.
3. Yes, Sir, I am very happy that I am qualified for this interview.