Hello.
user
Hello, how may I assist you?
assistant
I am Kenneth Thompson. I want to travel from SFO to HOU. Can you book a flight ticket for me?
user
Sure, may I know your travel dates?
assistant
I want to fly in the flight on May 19 and May 21.
user
At what time do you like to travel?
assistant
I want to return in evening time.
user
Do you prefer economy or business class?
assistant
No, but I want to have a connection of 1.
user
I am sorry to inform you there is no flight on your route.
assistant
That's ok. Anyways, thank you for your help.
user
Thank you.
assistant