You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: My name is Jerry Walker, I jut need your help in booking a plane ticket from PHL to ORD.

ASSISTANT: Sure, what are your willing dates to travel?

USER: Sure, my trip dates are from 08/31 to 09/02.

ASSISTANT: Ok, please wait a moment I will check for the available flights and let you know.

USER: Ok.

ASSISTANT: May I know your connection limit to proceed further?

USER: I need 0 connected flight.

ASSISTANT: Sorry to say, there were no direct flight on your route.

USER: That's ok, thank you for the information.

ASSISTANT: Thank you for choosing us, have a nice day.