Hi, I am David Smith.
user
Hello, how can I help you today?
assistant
Can you please help me in booking a flight from AUS to SFO?
user
Sure, may I know your planned travel dates?
assistant
My planned dates are on Dec 14th to 16th.
user
May I know your connection limit?
assistant
Sure, I need a single connection.
user
Is there any class preference for you?
assistant
No.
user
Please let me know if you have any specific depart and return time preference.
assistant
My return time is evening.
user
Please wait for a moment.
assistant
Sure.
user
Sorry to say that, no flights were found with your given details.
assistant
No worries, thank you.
user
Thank you for reaching us.
assistant