You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you today?

USER: I would like to travel from LAS to IAD, can you please help me in flight booking?

ASSISTANT: Sure, let me know your travelling dates?

USER: My departure day is Mar 05, return day is Mar 07.

ASSISTANT: May I know your connection limit?

USER: I want a flight with one connection.

ASSISTANT: Can you please share your airline preference?

USER: I want normal cost airline.

ASSISTANT: Do you have any other specifications?

USER: My depart time should be afternoon.

ASSISTANT: May I know your name to proceed further?

USER: My name is Jeffrey Parker.

ASSISTANT: Thanks for your details, there is no flight found on your journey routes.

USER: Not an issue, thank you.

ASSISTANT: Thank you for availing us.