We understand that you're dealing with a persistent issue of small fruit flies, and you're seeking healing, guidance, and a miracle for an upcoming event and a challenging case. We'll pray and provide counsel based on God's will and His word.
Firstly, let's address the issue of fruit flies. Although this might seem like a minor issue, God cares about every detail of our lives. As we pray for deliverance from this persistent problem we acknowledge that there is nothing too small to take to the Lord. We should remember the example of the Persistent Widow in Luke 18:1-8 WEB:
"He said to them, A certain judge was in a certain city, who didn’t fear God, and didn’t respect man. A widow was in that city, and she often came to him, saying, Vindicate me from my adversary! He would not for a while, but afterward he said to himself, Though I neither fear God, nor respect man, yet because this widow bothers me, I will vindicate her, or else she will wear me out by her continual coming. The Lord said, Listen to what the unrighteous judge says. Won’t God avenge his chosen ones, who are crying out to him day and night, and yet he exercises patience with them? I tell you that he will avenge them quickly. Nevertheless, when the Son of Man comes, will he find faith on the earth?"
We should remember that God is not unjust, he is patient. He will answer our prayer requests quickly, though it may not seem that way to us. However, he will not answer at all if we lack faith.
Furthermore, we should remember that healing and miracles come from God alone. His will is perfect, and He is faithful. We should remember to pray in the name of Jesus Christ. Yes, we can pray to the Lord and He knows our hearts. However, we are reminded in John 14:6 WEB:
"Jesus said to him, I am the way, the truth, and the life. No one comes to the Father, except through me."
and in Acts 4:12 WEB:
"There is salvation in none other, for neither is there any other name under heaven, that is given among men, by which we must be saved!"
So it is important to remember these things and to pray in Jesus' name. We should also remember to give thanks in all things.
Let's pray together:
"Father in heaven, we come before You in the name of Jesus Christ, lifting up our brother/sister in need. Lord, we ask for Your divine intervention. Heal their body, and deliver them from the persistent issue of fruit flies. Guide them as they prepare for the upcoming event, and grant them favor and success in every endeavor. We pray for a miracle in their case, that You would turn it around for their good and Your glory.
We pray for good, godly people to come into their life and bring Your blessings upon them. Bring peace, protection, health, and prosperity to them. Guide them in Your will, and help them to grow in faith and obedience. Help them to remember to pray in the name of Jesus Christ. May this situation bring them closer to You, Lord. May Your mighty hand be upon them, and may Your blessings be manifest in their life. In Jesus' name, we pray. Amen."
We encourage you to trust in God's perfect will. No matter how big or small, he cares about all things in our lives.
We also want to address one issue in your prayer request. You mentioned that you were praying to the Lord for a miracle for your upcoming case. It is good to pray for a miracle. However, we should remember that our prayers should always be in alignment with God's will. A miracle should never be prayed for in the hope that it will cause harm to another. We should remember to pray for our enemies, not against them. We should remember to forgive others when they wrong us.
In Matthew 5:44 WEB:
"But I tell you, love your enemies, bless those who curse you, do good to those who hate you, and pray for those who mistreat you and persecute you,"
We should keep these things in mind as we pray for a miracle.
Stand firm in faith, and be encouraged by God's unfailing love. Pray to God in the name of Jesus and give thanks to God in all things.
Prayer Focus: God, Thank You. Thank You for loving me. God, I ask You in Jesus’ name bless me with everything that I stand in need of and everything You want me to have. Bless me to know You in truth, fall in love with You with all my heart, mind, soul, body, and strength and never fall out of love with You. Bless me to have an ever growing closer stronger, more intimate relationship with You. Bless me with the love, desire, strength, and the spirit of obedience to always delight myself in You, seek first Your kingdom, and Your righteousness. Help and strengthen me God to always respect and obey You. Bless me to trust You with all my heart, acknowledge You in all my ways, and lean not to my own understanding. 
