You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I aid you?

USER: Can you please help me with flight ticket booking from PHX to DCA to attend a business meeting?

ASSISTANT: Sure, I am here to help you. Can you please share your travel dates?

USER: Thank you and my planned travel dates are Sept 12 and I will arrive back on Sept 14.

ASSISTANT: May I know your connection limit?

USER: I need a single connected flight.

ASSISTANT: Do you have any other requirements?

USER: I need a normal cost flight.

ASSISTANT: Ok, please share your name.

USER: Sure, my name is Nancy Walker.

ASSISTANT: Sorry, there are no flights in this route as per your travelling details.

USER: Sad to hear that one, thank you for your help.

ASSISTANT: Thank you for choosing us.