Hello.
user
Hello, how may I help you?
assistant
Can you help me to book a flight ticket from ATL to SFO?
user
Sure, when are you planning to travel?
assistant
My travel dates are Apr 19 and Apr 21.
user
May I know your name please?
assistant
I am Dennis Davis.
user
Do you have any preferences?
assistant
I would like to depart and arrival in the evening time.
user
Sorry, no flights were available at this moment in your desired routes.
assistant
No problem, thank you for the information.
user
Thank you for reaching us.
assistant