You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I support you?

USER: Can you please book a direct flight to Oakland for New Year shopping?

ASSISTANT: Sure, can you please let me know your airport codes?

USER: Sure, JFK is source and destination is OAK.

ASSISTANT: Do you have any specifications?

USER: Yes, my ticket cost must be 5000.

ASSISTANT: May I know your planned dates?

USER: On 12/28 I need to start and 12/30 I need to return.

ASSISTANT: We found a direct flight with UA airline and flight number is 1019.

USER: You can proceed for booking.

ASSISTANT: May I know your name to proceed?

USER: Shirley Martin is my name.

ASSISTANT: Your booking has been booked.

USER: Thanks for booing my ticket.

ASSISTANT: Thank you for choosing us. Have a pleasant day.