Please. I beg your pardon? Thank you. Thank you very much. Not at all. You're welcome. Please, give (tell, show) me ... Excuse me! It's very kind of you. I'm sorry. I beg your pardon. Never mind. It doesn't matter. Allow me to introduce myself. Allow me to introduce Mr./Ms. ..... to you. It is my pleasure to introduce Mr./Ms. ..... to you. My name is ...... (My name is How do you do. Pleased to meet you.