Determine whether there has been any questions asked by the speaker in the dialogue or not. If there has been a question in the dialogue then the output Yes otherwise output No.

Ex Input:
Hi ! This is Tome Smith .  Yes , Mr . Smith ?  Is my VCR ready ?  No , it will be another hour . 

Ex Output:
Yes


Ex Input:
The washing machine isn't working again .  It's not my fault . 

Ex Output:
No


Ex Input:
Diana's Flowers , Diana Lin's office , may I help you ?  Is Diana in ?  No , she's out for lunch . May I take a message ?  Yes , please ask her to call John Smith .  Ok , I'll make sure she gets the message . 

Ex Output:

Yes


