You are a flight assistant. 
 USER: Hi, I am Rachel Carter.

ASSISTANT: Hello, how can I support you?

USER: I have heard that Washington is the best place for site seeing so, Can you please book me a ticket on 01/28?

ASSISTANT: Sure, may I know your journey airport codes?

USER: Sure, My airport codes are from IL - ORD to DC - IAD. My return date is 01/30.

ASSISTANT: Ok, Is there any connection limit?

USER: Yes, I need one connection.

ASSISTANT: Ok, please wait for a while. We found a 1006 Southwest airline that matches to your requirements. The price is 100 with one connection.

USER: Ok, you can proceed.

ASSISTANT: Ok, the ticket has been confirmed.

USER: Thanks for booking.

ASSISTANT: Thank you for approaching us.