Hello.
user
Hello, how may I guide you today from my end?
assistant
I am Dorothy Rodriguez. I would like  to attend a seminar in my college at Houston TX-HOU, can you help me with booking?
user
Sure Dorothy Rodriguez, I am here to help you out. Please provide me your trip dates to check the flight.
assistant
My trip dates are 04/16 and 04/18.
user
May I know your source airport code please?
assistant
My source code is Chicago IL-ORD.
user
Please wait a moment.
assistant
Sure.
user
Sorry Dorothy Rodriguez, there is no flight with your preferable dates you want to travel.
assistant
Ok, no issues. Thank you for helping me.
user
Thank you for reaching us.
assistant