user: Hi, I want to apply for disability benefits and would like to know what document I need to have in order to complete the application?[NEWLINE]agent: Do you know if you are eligible for disability benefits?[NEWLINE]user: Yes I am eligible.[NEWLINE]agent: You may have to provide documents to show your eligibility, such as a birth certificate or other proof of birth, do you have such a document?[NEWLINE]user: Yes I have a birth certificate.[NEWLINE]agent: You may also need proof that you are a U.S. citizen or that you are a lawful alien, do you have such documentation?[NEWLINE]user: As I was born in the U.S. I don't think I will need to proof that I am a U..S. Citizen.[NEWLINE]agent: Yes in that case you will not need any other documentation.[NEWLINE][BOUNDARY][NEWLINE]user: I need to mail the documents to you but have a few questions about it, can I ask you about it?[NEWLINE]agent: Is that the only way you can get your documents to us?[NEWLINE]user: Yes.