Hello. I am Gary Evans.
user
Hello, how may I help you?
assistant
I planned to meet my friend in HOU, can you please help me to book a flight ticket from SFO?
user
Sure, may I know your trip dates please?
assistant
I prefer to travel on 08/23 and 08/25.
user
Please wait for a while.
assistant
Sure.
user
Thanks for waiting and sorry to inform you, there is no flight available as per your request.
assistant
Ok, no problem. Thank you for your time.
user
Most welcome.
assistant