Hi.
user
Hello, how may I aid you?
assistant
I am Linda Anderson want to visit Houston, can you help me to book a ticket from AUS to HOU?
user
Sure, I am here to help you out. Please provide me your trip dates.
assistant
Sure, my travelling dates will be 06/03 and 06/05.
user
Sorry Linda, there is no flight in your route.
assistant
That's ok, thank you.
user
Thank you for reaching us.
assistant