Hello.
user
Hello, how can I help you today?
assistant
I am Angela Campbell. Could you help me in booking a flight ticket from PHL to BOS?
user
Sure, may I know your planned travel dates?
assistant
I want to fly on Mar 25, return on Mar 27.
user
Do you have any specifications?
assistant
My depart time should be afternoon.
user
May I know your class preference?
assistant
No.
user
Sorry to say that, no flights were found with your given details.
assistant
No problem, thank you.
user
Thank you for reaching us.
assistant