You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you?

USER: I have planned my weekend in Philadelphia, could you help me in booking my ticket?

ASSISTANT: Sure, please tell me your source and destination codes.

USER: My preferred airport codes are from OAK to PHL.

ASSISTANT: Ok, could I know your name please?

USER: Myself Kenneth Lewis.

ASSISTANT: Ok, may I know your name please?

USER: I have mentioned above.

ASSISTANT: May I know your planned travelling dates?

USER: I have planned from 09/23 to 09/25 as my travelling dates.

ASSISTANT: The AA airline with flight number 1007 is available having price as 100 and connection as 1. Shall I proceed booking?

USER: Yes, do proceed and confirm my reservation.

ASSISTANT: Ok. Your reservation is done.

USER: Thank you for your service.

ASSISTANT: Thank you.