A:Hello,Bob
B:Hello,Alice,long time no see.How's it going?
A:I'm fine,thank you.And you?
B:I'm fine,too.Well,what are you doing here?
A:Doing some reading.What about you?
B:I just accompany two of my friends,Carl and David,to look around our new library.Carl,David,this is Alice.
C:Nice to meet you.
D:Glad to meet you.
A:I am delighted to meet you,too.Well,what can I do for you,gentlemen?
C:I'd like to read books about British History.
D:I am looking for some interesting movies or CDs.
B:Alice,could you please take them to the place where they can find what they want?Cuz I have something emergency to cope with.
A:Sure,no problem.Let's go.