You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I aid you?

USER: I am Sarah Scott and I want to book a flight ticket to IL-ORD from DC-DCA to give a seminar at University of Chicago Oriental institute.

ASSISTANT: Could you please send me your travelling dates?

USER: My return dates will be on 01/26 to 01/28.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: Thanks for being waiting. There is a airline that matches your requirement. Airline:Southwest,flight number:1011 with 1 connection and the price is 200.

USER: You can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your service.

ASSISTANT: Thanks for reaching us.