Speaker A: Hi. Excuse me, ...um ... do you need any help? Speaker B: ______
A.
Yes, but are you sure you can help me?
B.
Oh, yes. Do you have tennis shoes?
C.
Well, I'd like one chicken burger and a cup of coke, please.
D.
Oh, yes, I do. I've been walking around in circles. I can't seem to find the train station.