Hello.
user
Hello, how may I aid you?
assistant
Catherine Smith here. I want to travel from JFK to HOU for attending  a Seminar. Can you please help me for booking the flight ticket?
user
Sure, I am here to help you out in that. May I know your travel dates to proceed further?
assistant
My travelling dates are from 05/15 to 05/17.
user
Ok, please wait for a while, let me check for the flight availability.
assistant
Ok, I will wait.
user
Sorry, there are no flights in your route as per your travelling details.
assistant
Anyway, thanks for the information.
user
Thank you for approaching us.
assistant