Hello, Catherine Adams here.
Hello, how may I help you?
I am a singer, I need to participate in a contest. So please book a ticket for me from DEN to IAH.
Sure,on what dates that you are moving?
My itinerary are 12/15 and 12/17.
Ok, wait for a minute.
Sure.
Yes, I found a flight-1015 with Spirit airlines, can I proceed?
Please proceed.
Yes  Adams, your ticket is confirmed.
Thank you for assisting me.
Thank you for reaching us, have  a safe journey.