B: About half an hour.

A: How long does it take to get there?

B: About twenty minutes.

A: Is it a long ride?

B: Only ten minutes.

A: How can I get to the Kennedy Airport from here?

B: The number 7 bus goes that way.

A: How often does the bus run?

B: Every ten minutes.

A: Can I catch a bus here that goes downtown?

B:  The 63 will get you there.

A: Are you sure this is the right bus to Ocean Park?

B: Yes. I'm going that way too. I'll tell where to get off.

A: Which line goes to San Diego?

B: Take the number 9 bus.