Related to the given answer to the question: How many days did Prophet Yunus / Jonah remained inside the whale?, I want to make a subsidiary point about people who say that it is bida' to recite "la ilaha illa anta subhanaka inni kuntu minaj jwalimeen" 125,000 times, in order to get over a difficulty.
Given the various opinion about how long Prophet Yunus (...
I think this dream is just calling you to Islam. Its may be sign from Allah the true One Creator. If you're going through hardships currently then only prayer to the Lord who created you can get you out of it.
Research the message of Islam. Here is a link to start you off: