Verb conjugation of "airear" in Spanish

My daugther was crying all night and we did not know why. We assume that she is getting into the terrible two age and wants to give us a hard time. We love her so much and do not get upset by that.
On Friday, I can send it from the US. But I would send it from here with EMS or even better with UPS, including delivery confirmation and tracking. From the US there will be no return address or tracking.
After a short guided tour we came back to pick up our luggage and left to the airport. When the airplane took off it was already dark outside. We were surprised about the airline's good condition and service.