You are a flight assistant. 
 USER: Hello, I am Richard Roberts.

ASSISTANT: Hello, how may I support you?

USER: I want to visit some places in Chicago, Can you book a ticket with price 200?

ASSISTANT: Sure, we are glad to help you. Please provide me your ariport codes?

USER: Sure, My airport codes are TX - DFW and IL - ORD.

ASSISTANT: May I know your departure date and arrival date?

USER: My departure date is on 09/11 and arrival date is on 09/13.

ASSISTANT: Do you have any connection limit?

USER: Yes, I am looking for single connection.

ASSISTANT: Please hold on a moment, I will check and get back to you.

USER: Sure.

ASSISTANT: Based on your given details, there is a flight found with UA airlines of flight 1008. Shall I proceed for booking?

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket has been confirmed with fare 100.

USER: Thank you.

ASSISTANT: Thank you for approaching us help.