You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I planned to meet my friend in MCO, can you please help me to book a flight ticket from DCA?

ASSISTANT: Sure, help me with the trip dates?

USER: I prefer to travel on Nov 1 and Nov 3.

ASSISTANT: Do you have any preferences?

USER: I prefer to travel in a connecting flight.

ASSISTANT: May I know your name please?

USER: I am Nancy Phillips.

ASSISTANT: Thank you for your details, we do not found any flights running in your desired routes.

USER: Ok, no problem. Thank you for your time.

ASSISTANT: Thank you for reaching us.