You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I guide you?

USER: I need to book a flight ticket from JFK to IAD, Can you please help me for booking?

ASSISTANT: Sure, I am glad to help you in ticket booking. Will you please provide me your departure and arrival dates?

USER: I would like to travel on 11/25 to return on 11/27.

ASSISTANT: Ok, please tell me your preference about the connection limit.

USER: I need a connecting flight.

ASSISTANT: Ok, please let me know your full name.

USER: Justin Rodriguez here.

ASSISTANT: Ok, do you have any other requirements?

USER: I would be return on afternoon.

ASSISTANT: Ok, please hold on for a minute.

USER: Sure.

ASSISTANT: I regret to intimate you that, there are no flights available in this route which is returning in the afternoon time.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: My pleasure to inform you. Thank you for consulting us.