You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Edward Gonzalez.

ASSISTANT: How can I aid you?

USER: I would like to travel from IAD to JFK, can you help me to book a flight ticket?

ASSISTANT: Sure, we are happy to help you. When are you willing to travel?

USER: My preferable journey dates are Aug 14 and Aug 16.

ASSISTANT: Do you prefer any break in between journey?

USER: Yes, I prefer connecting flight.

ASSISTANT: May I know your specific depart and arrival timings for this trip?

USER: I would like to depart in the morning.

ASSISTANT: Is there any class preference for you?

USER: No.

ASSISTANT: Kindly mention your airline preference.

USER: No.

ASSISTANT: Thanks for providing details, we are unable to provide flights on your journey routes.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for availing us.