You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Debra Allen.

ASSISTANT: How can I abet you today?

USER: I would like to visit Oakland, can you help me for booking a flight ticket from PHL to OAK?

ASSISTANT: Sure, can you please share your travel dates?

USER: My travelling dates are from 05/24 till 05/26.

ASSISTANT: Here, I found a flight for you with 1 connection and fare is 300. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: Your booking is confirmed with flight 1005 and airlines is AA.

USER: Thank you for booking.

ASSISTANT: Welcome, have a safe flight.