The idea of the project is very interesting, but I think that not so many people use crypto for daily payments

Hotel booking is not a daily thing. Such a narrow market, don't you think?

There are many owners of cryptocurrency in the world. But clients can book hotels with fiat and crypto on our platform. We don't think that the market is narrow. There are about 1,5billion people on the market and it increase each year.
And hotel booking is a daily thing. For example Booking.com has 1M bookings a day.
Oh... I didn't know that the numbers are so huge. Looks like I need to learn more about that market and your project