H1b Petition Approved for 1 Year, What should i say about duration of stay in Consultate Interview

Hi,

Sorry for posting too late… i have my interview for Stamping in 2 days. I am really confused about 1 queston, My H1b petition is approved for 1 year, what should i answer the for the question:

"How long are you going to travel to US for? "

Please advise.