Hello, Robert Evans here.
Hello, how may I assist you?
 I want to book a flight ticket to Houston, TX - IAH to submit my research record at Houston university. Can you book me a ticket with a connecting flight?
Sure, may I know your travel dates?
My travel dates are 08/02 and 08/04.
May I know your origin airport code?
TX - DFW, Dallas & Fort Worth.
Do you have any specification?
Yes, I need a flight within the range 200.
There is no flight on your details.
Ok, Thanks for the information.
Thank you so much for choosing us.