You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I want to book a ticket from JFK to DTW to attend Innovation festival to share my ideas, Can you help me?

ASSISTANT: Let me know when you are willing to travel to book a flight?

USER: My trip dates are 07/28 and 07/30.

ASSISTANT: Which flight you have preferred to travel either a connecting flight or a direct flight?

USER: I need break in my journey.

ASSISTANT:  If you can help me with your name, I can begin looking up for the availability of flights.

USER: Emily Thomas here.

ASSISTANT: May I know if you prefer to have any other comforts in your journey?

USER: I am comfortable with economy class.

ASSISTANT: Sorry to say that, there are no flights available on the routes of your journey.

USER: No problem, thanks for the information.

ASSISTANT: Thank you for supporting us.