Hello,.
user
Hello. May I know your good name, please?
assistant
My name is Katherine Adams.
user
How can I help you for today?
assistant
I want to book a flight ticket from PA-PHL to TX-HOU , for attending my brother's marriage.
user
Sure.
assistant
My departure day is 02/29, return day is 03/02.
user
May I know your travel details? We could not find any flights matching your requirements.
assistant
OK, thanks for your service.
user
Thank you, for giving us an opportunity to help you. Have a nice day.
assistant