Hello.
Hello, how may I help you?
 As I am a scientist, I want to attend science festival with my students at Houston. Can you do the reservation?
Sure, I will make you a reservation. Let me know your journey codes.
My airport codes are DFW-IAH.
Ok, help me with your journey dates.
Dates are 04/08 and 04/10.
Ok, Is there any price limit?
Price should not cross 5000.
Ok, may I know your name please?
Benjamin Moore here.
Ok, we found a flight based on your schedule and the details are as follows, flight number-1009, connections-1, price-100, airline-Southwest.
Please do the booking.
Ok, your ticket has been confirmed.
Thank you so much.
Thanks for availing us.