Answer a question with a question.

[G3CWI]

What's the number?

 

[davdandy]

Dont you know?

 

[classic33]

If he did, why would he be asking for it?

 

[davdandy]

Maybe he had memory loss,didn't you consider that?

 

[tyred]

Who am I?

 

[davdandy]

I don't know,who are you?

 

[Archie_tect]

Is that all there is?

 

[tyred]

How much do you want?

 

[davdandy]

Why do you ask?

 

[classic33]

Have you any more?

 

[davdandy]

Any more of what?

 

[tyred]

Can't you buy some more in Tesco's?

 

[Archie_tect]

Is it still three ha'ppence a tin?

 

[tyred]

When did you last go shopping?

 

[davdandy]

Go shopping where and for what?