Hello.
user
Hello, how can I help you?
assistant
My name is Dennis Martinez. I would like to visit Houston Zoo with my friends, please help me in booking a ticket from SFO to HOU.
user
May I know your desired travel dates please?
assistant
My planned journey dates are on Sept 30 and Oct 02.
user
Do you have any specifications?
assistant
I would like to return in the morning.
user
Sorry to say, there is no flight on your desired travel dates.
assistant
Ok, no problem. Thank you for your information.
user
Thank you for opting us.
assistant