You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: This is Dennis Walker from New York. Can you please aid me in making an airline reservation from JFK to ORD?

ASSISTANT: Sure, we are happy to help you. Please help me with your trip dates.

USER: My trip dates are June 21st and June 23rd.

ASSISTANT: Do you have any break in between journey?

USER: Yes, I need a break in between journey.

ASSISTANT: May I know your class preference?

USER: I prefer to travel in an economy class.

ASSISTANT: Do you have any other specifications?

USER: The depart time should be afternoon.

ASSISTANT: Please help me with your good name.

USER: I already mentioned above.

ASSISTANT: Thanks for providing details, no flights are available on your journey routes.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.