The Great Gatsby, earnestly and eagerly

Could you please tell me if "earnestly" can mean "with ardour" and if "eagerly" can mean "with interest" in this extract from the chapter Two of The Great Gatsby?

“I want to get one of those dogs,” she said earnestly. “I want to get one for the apartment. They’re nice to have—a dog.”

(...)

“What kind are they?” asked Mrs. Wilson eagerly as he came to the taxi window.

Thank you.