You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I'm Dorothy White.

ASSISTANT: How may I assist you Dorothy?

USER: I am planning to visit National Portrait Gallery at PHL, can you please help me with booking a flight ticket from OAK?

ASSISTANT: That's great, can you share your planned dates for the trip?

USER: Sure, I would like to take off on 09/20 and return back on 09/22.

ASSISTANT: Flight number 1003 with AA airlines is available on your route on your provided dates.

USER: May I know the price please?

ASSISTANT: Your connection limit will be 1 and price is 100 only.

USER: Ok, please proceed with booking.

ASSISTANT: Your booking is confirmed with AA airlines, thanks for choosing ABC agency for your booking.

USER: Thank you for your help.

ASSISTANT: You are welcome, have a great afternoon.