He also checked his watch regularly and he seemed to check for messages of some sort several times because he used his cell phone to dial a number and then pressed buttons and listened briefly to the phone before hanging up.

When the bartender approached to ask whether he wanted another drink, he responded politely by shaking his head and putting up his hand; once the bartender left to attend to other customers, the subject moved his almost empty glass a little bit closer to himself and also slightly repositioned the napkin next to the empty stool to his left. Shortly afterwards, several more people approached the bar near him and one of them asked him whether the empty stool was occupied. He seemed to respond more apologetically than necessary because he continued explaining long after the individual who asked about it began nodding and indicating with his hand gestures...
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