You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you today?

USER: I need to book a flight ticket from DCA to ORD, can you help me in booking a flight ticket?

ASSISTANT: Sure, can you please let me know your dates of journey?

USER: Sure, my scheduled dates are Nov 11 and Nov 13.

ASSISTANT: Are you looking for any other help from my side please?

USER: I prefer maximum one connection.

ASSISTANT: Ok, please wait for a mean while.

USER: Sure.

ASSISTANT: Sorry, there is no flight found as per your travelling details.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: May I know your name please?

USER: Sure, Virginia Parker here.

ASSISTANT: Thank you for reaching us.