Hi.
user
Hello, how can I aid you?
assistant
Can you please book a flight ticket from BOS to SFO?
user
Sure, can you share your trip dates?
assistant
My trip dates are 10/09 and 10/11.
user
Do you have any preferences?
assistant
I need a connecting flight.
user
May I know your name?
assistant
I prefer to return in evening time. Cynthia Williams here.
user
Sorry, there is no flight on your given dates.
assistant
That's ok, thank you for your information.
user
Thank you for reaching us.
assistant