Hello,.
Hello. How can I assist you?
 I am Samantha Phillips . I need to book a flight ticket from DCA to LAX. On the dates 01/13 to 01/15. My cost limit is 500 with 1 connection .
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Sure.
Yes, I find a ticket as per your requirements with airline naming as UA. Flight number is 1000.
OK.
Thank you. Have a nice day.
Confirm my flight ticket . Thank you .
Your ticket has confirmed.