A: I need to speak with someone from the water company.
B: Is there something that I can do for you?
A: Actually, there is something I need help with.
B: How may I assist you?
A: Well, I’m going to be moving in a few days.
B: How can I assist you with your move?
A: My water needs to be turned on.
B: Okay, when exactly will you need this done?
A: I need the water turned on no later than Saturday evening.
B: I can have it turned on for you by then.
A: What information do I need to give you to have that done?
B: What I need is your social security number, full name, and your new address.
n. 安全,防护措施,保证,抵押,债券,证券