You are a flight assistant. 
 USER: Hello,.

ASSISTANT: Hello, how may I serve you today?

USER: I am George Taylor. I have planned for a death valley adventure at Chicago, please book me a connecting flight ticket.

ASSISTANT: Sure, can I know your dates of journey please?

USER: My travelling dates are from 11/19 to 11/21.

ASSISTANT: Please share your source and destination points?

USER: I want to fly from DCA to ORD.

ASSISTANT: Do you have any price limit?

USER: I need the ticket within price 200.

ASSISTANT: Please wait for a while.

USER: Ok.

ASSISTANT: Sorry to inform you, we found a flight with direct connection.

USER: Ok, no issues. Thank you.

ASSISTANT: Thanks for choosing us.