You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Jason Nelson, would like to book a flight from Orlando to Washington.

ASSISTANT: Ok.

USER: Because I am attending to my cousin's marriage. So, please book a flight on 08/16.

ASSISTANT: Sure. May I know your airport codes?

USER: Origin and destination codes are MCO and DCA. I should return on 08/18.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: Thanks for waiting. You have Southwest airline with 1005 flight number of price 300 with 1 connection.

USER: Ok.

ASSISTANT: Can I book a flight ticket with this details?

USER: Yes, you can proceed to confirm a ticket.

ASSISTANT: Your ticket has been confirmed.

USER: Thanks for your service.

ASSISTANT: Thank you for reaching us.