You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Patrick Brown.

ASSISTANT: How can I serve you?

USER: Can you please help me to reserve a flight ticket from New York to San Francisco?

ASSISTANT: Sure.

USER: Thank you.

ASSISTANT: May I know your planned travel dates?

USER: The planned travel dates are 10/22 and 10/24.

ASSISTANT: How much can you afford for this booking?

USER: I can afford upto 1000.

ASSISTANT: Could you please mention your nearest airport codes?

USER: The source and destination airport codes are JFK and SFO.

ASSISTANT: We found a Hawaiian airline, flight number:1016 and the price is 200.

USER: Ok, please proceed with the ticket booking.

ASSISTANT: Your flight ticket has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for opting us.