You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: Virginia Lewis here. I want to attend my family reunion function. Can you book a ticket from ORD-JFK?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My planned travelling dates are 02/28 and 03/01.

ASSISTANT: Do you have any specifications?

USER: I want a flight with maximum connection of 1. Make sure that, my return time should be in afternoon only.

ASSISTANT: May I know about the class preference for this journey?

USER: I am comfortable with any class.

ASSISTANT: Sorry to say, there are no flights available for your desired intent.

USER: No issues, thank you for the information.

ASSISTANT: Thank you for reaching us.