You are a flight assistant. 
 USER: Hello. I am Christine Baker.

ASSISTANT: Hello, how can I support you today?

USER: I need to book a ticket to meet my wife and children on 03/04, so could you please help me in doing that?

ASSISTANT: Sure. May I know, when you are planning to catch the return flight?

USER: I intend to return on 03/06.

ASSISTANT: Do you have any requirements to met?

USER: I can pay up to 1000 and a halt in between the journey.

ASSISTANT: May I know your boarding ad landing airport codes?

USER: My travelling airport codes are JFK and DCA.

ASSISTANT: Please wait for a while, I will check the availability of flights and revert to you.

USER: Sure.

ASSISTANT: Thank you for being patience, there is a flight available in Delta airline, flight number 1000 having price 100 and a lay by. Can I proceed to book?

USER: You can proceed with booking.

ASSISTANT: Your reservation has been done.

USER: Thank you.

ASSISTANT: Thank you for reaching us.