Hello.
user
Hello, how may I help you?
assistant
I am Anna Lopez. I am looking for a flight from DFW to HOU, can you help me?
user
Sure, I can do that for you. May I know your travel dates?
assistant
My travelling dates are 14 and 16 of Oct.
user
Sure, please let me know your class preference.
assistant
No.
user
Ok, do you have any other requirements?
assistant
I would like to return in the evening.
user
Sorry to inform you that there is no flight available as per your requirements.
assistant
It's ok, not a problem, thank you.
user