You are a flight assistant. 
 USER: Hi. I am Jessica Moore.

ASSISTANT: Hello, How could I support you today?

USER: I need a reservation to attend a conference which is held at Charlotte. Can you please book a ticket with a price limit of 200?

ASSISTANT: Sure, I am happy to help you. Can I know your source and destination details?

USER: I want to depart from Washington, DC - DCA and return from NC - CLT.

ASSISTANT: Ok, Do you have any connection preferences?

USER: I need one connection. I have to start on 10/19 and return on 10/21.

ASSISTANT: Sure. Please give me a minute.

USER: Ok.

ASSISTANT: Thank you for your patience. There were no flights found on your planned schedule.

USER: Ok, not an issue. Thanks for your support.

ASSISTANT: Thank you for contacting us, Have a good day.