You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you for the day?

USER: Can you please help me in reserving the ticket from DEN to DCA?

ASSISTANT: When you are willing to travel?

USER: I am planning my trip on Jan 24 and again I will return back on Jan 26.

ASSISTANT: May, I know your good name?

USER: Myself Janet Jones.

ASSISTANT: Do you have any connection limit?

USER: I am comfort to travel in single connection flight.

ASSISTANT: Sorry, we found no flights on your given dates.

USER: Not a big deal, anyhow thank you very much for your information.

ASSISTANT: Thank you for reaching us.