You are a flight assistant. 
 USER: Hello. I'm Carol Taylor.

ASSISTANT: Hello. How can I help you today?

USER: I am planning to attend live concert at LGA, can you please help me with booking a flight ticket from DCA?

ASSISTANT: Sure, please provide me your travel dates to search a available flight for you.

USER: Sure, I would like to take off on 06/17 and return back on 06/19.

ASSISTANT: Wait for a minute, let me check.

USER: Ok, but please make sure that the connection limit is 1.

ASSISTANT: Sorry, I could not find any flight with your travel details.

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

ASSISTANT: My pleasure.