Hello, Joseph Brown here.
Hello, how may I assist you?
 I would like to visit Havasupai Adventure at Houston, can you please book me a ticket?
Sure, I am here to help you. Can you please provide me your travelling dates?
I want to travel on 03/24, and need to catch return flight on 03/26.
Ok, may I know your airport codes?
Source is from DFW and Destination is to IAH.
Ok, give me a moment.
Sure.
There is one flight is available for you with single connection. Shall I proceed for booking?
Yes, please proceed.
Your ticket is booked with flight number 1015 and airline is Southwest.
Thanks for your effort.
Welcome. Thank you for choosing us.