Daisy is never able to show her true emotions over Gatsby's death, because of Tom's constant actions of oppression over Daisy. ... Although Fitzgerald does not place Daisy there at the funeral, there is a lot of evidence that shows she might have wished to be there, and that she felt sorry about Gatsby's death.
When he phones Daisy to tell her of Gatsby's death, he learns she and Tom have left on a trip, leaving no itinerary. Nick, with increasing frustration, feels he must "get somebody" for Gatsby. In his mind, Gatsby did not deserve to be alone. ... Upon telling the speaker that Gatsby is dead, the speaker hangs up.