Hello, I am David Taylor.
user
Hello, how can I serve you?
assistant
I want to book a flight ticket.
user
Sure. Can you provide the details of journey?
assistant
Ok. My journey starts from San Francisco, CA-SFO on 12/08 and ends at Austin, TX-AUS on 12/10.
user
Thanks for the information. Can you please wait for a while, I will check the availability and get back to you.
assistant
Sure.
user
Unfortunately, we did not found any flights based on your information. Thanks for contacting us.
assistant
Thank you for your service.
user
Have a great day.
assistant