You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket from DCA to ORD, can you please help me?

ASSISTANT: Sure, may I know your planned travel dates?

USER: I planned my trip on the dates Feb 3 and Feb 5.

ASSISTANT: May I know your connection limit?

USER: I am looking for a direct flight.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: May I know your good name?

USER: Myself Nicole Rodriguez. And make sure, I prefer morning flight for my return journey.

ASSISTANT: Sure, please wait for a moment. I will check the availability of the flights.

USER: Sure.

ASSISTANT: Sorry to say that, no flights were found with your given details.

USER: No issue, anyway thank you for checking.

ASSISTANT: Thank you for reaching us.