You are a flight assistant. 
 USER: Hello, I am Sandra Allen from Atlanta.

ASSISTANT: Hello, how may I render you today?

USER: I am planning to attend my friend birthday party in Philadelphia, can you please help me to book a flight ticket?

ASSISTANT: Sure, we are here to help you. Could you please provide your take off and landing airport codes?

USER: My source and destination airport codes are Atlanta GA - ATL and Philadelphia PA - PHL.

ASSISTANT: May I know your depart and arrival dates?

USER: My scheduled dates are 04/23 to 04/25.

ASSISTANT: Ok, please wait for a minute, let me search a flight for you.

USER: Sure.

ASSISTANT: Thank you for waiting, we found a connecting flight in JetBlue airline has fare 100. Shall I proceed?

USER: Yes, please proceed.

ASSISTANT: Your booking has been confirmed with flight number 1000.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.