Hi.
user
Hello. How can I help you?
assistant
Can you find a flight for me in normal-cost?
user
Sure. Please provide your travelling dates?
assistant
Sure, my trip dates are from May 07 to 09.
user
Can I know your airport codes?
assistant
Sure, my locations are from LAS to IAH.
user
Do you have any preferences?
assistant
I need a connecting flight.
user
Please let me know your name?
assistant
Sure, I am Sarah Lee.
user
I regret currently there is no flight in normal cost.
assistant
It's ok, thank you.
user
Thank you. Have a nice day!.
assistant