You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: My name is Katherine Clark. I have a plan to attend my brother's marriage anniversary, can you help me for booking a flight ticket?

ASSISTANT: Ok, may I know your airport codes?

USER: My travelling airport codes are from ATL to PHL.

ASSISTANT: Sure, please share your travel dates.

USER: My travelling dates are from 09/01 till 09/03.

ASSISTANT: Flight 1001 in Delta airliners is available for you with 1 connection. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is done.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe journey.