You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Kimberly Martin.

ASSISTANT: How can I serve you?

USER: I need to book a ticket from JFK to meet my friend at Oakland on 12/14. Could you please help me in doing that?

ASSISTANT: Sure, I can help you.

USER: Thank you.

ASSISTANT: Please let me know your destination  airport code?

USER: My destination airport code is OAK.

ASSISTANT: When would you like to return?

USER: I intend to return on 12/16.

ASSISTANT: We found a Jet Blue airline, flight number:1020 and the price is 200.

USER: Ok, you can proceed with booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your help.

ASSISTANT: Thank you.