Hello.
user
Hello, how may I assist you?
assistant
I am Susan Baker. Can you please help me with flight ticket booking from PHL to OAK?
user
Sure, may I know your planned travel dates please?
assistant
Sure, I need to travel on dates of 03/23 and 03/25.
user
There is a flight available on your requested dates from Delta airlines with 1 connecting flight.Shall I confirm your booking?
assistant
I need direct flight so please check with connection 0.
user
Sorry, there is no direct flight available on your requested dates.
assistant
Oh! It is sad  to hear. Anyway, thank you for your time.
user
You are welcome.
assistant