Hello.
user
Hello, how may I guide you?
assistant
I am Emily Thompson. I want to book a ticket from ATL to SFO to attend seminar, can you help me in booking?
user
Sure, can I know your preferable dates?
assistant
I am departing on 10/29 and return on 10/31.
user
I am sorry, there are no flights available.
assistant
That's ok, thank you for your information.
user
Thank you, have a good day.
assistant