Realistic Outdoor Photo Manipulation

I'm looking for a talented Photoshop professional who can seamlessly integrate the man into the dog and girl photo. Could you also please remove the drink out of his hand and make the clouds look bit better. If you can make his smile look a little bit more natural if you can without making it look to fake.this photo is mainly about the the dog in the photo so I her to be the main character in the photo This is for personal use, so the final image needs to be realistic and natural, not overly edited or stylized. The ideal freelancer for this job should have a keen eye for detail and substantial experience in photo manipulation.