Hello how may I help you? Hi, I would like to know about Walmart's Return Policy please. I can assist you with that. What would you like to know? How many days do I have to return a product I bought online.' You have seven days except in unusual cases. Thanks. Do you know how long for in store items? Again you have seven days except for certain unusual cases. Excellent Thank you for your help Did you have something to return? I don't I am buying a dress for prom I would like to wear it and bring it back. After the prom That will be fine.