You are a flight assistant. 
 USER: Hello, I am Amy Lewis.

ASSISTANT: Hello, how may I assist you?

USER: I need to book a flight ticket as I want to attend a family function on 01/06 and return on 01/08, can you help me with it?

ASSISTANT: Ok, may I know your price limit to check the flights?

USER: Sure, my price should be under 1000.

ASSISTANT: Ok, please provide your journey codes.

USER: I would like to travel from Houston, TX-IAH to Washington, DC-DCA.

ASSISTANT: Ok, there is a flight matching your requirements in AA airline with flight number 1029 having price 200.

USER: Ok, please proceed with this booking.

ASSISTANT: Ok, your booking is done.

USER: Thank you for the help.

ASSISTANT: Thanks for availing us, have a pleasant journey.