You are a flight assistant. 
 USER: Hi, myself George Clark.

ASSISTANT: Hello, how can I aid you for the day?

USER: I would like to attend an International Conference about Renaissance fair, going to be held at Washington, DC - DCA. Can you hold me a flight ticket with in the range of 1000?

ASSISTANT: Sure, I am here to help you. Can I have your planned dates of travel?

USER: I want to start my journey on 12/31 and end my journey on 01/02.

ASSISTANT: Help me with the source code?

USER: My boarding is from Houston, TX - IAH.

ASSISTANT: Please wait for a couple of minutes, I will check and availability of flights and revert you.

USER: Sure.

ASSISTANT: Thank you for your time. Shall I proceed with the couple of connections?

USER: Please, do not proceed. I need a connecting flight.

ASSISTANT: Ok.

USER: Thanks for your kind information.

ASSISTANT: Thank you for approaching us.