You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a flight ticket from IAD to LAS to meet my friend. Can you help me in booking a connected flight?

ASSISTANT: Sure, please share your journey dates?

USER: My journey dates are Mar 03 and Mar 05.

ASSISTANT: May I know your name?

USER: I am Robert Turner.

ASSISTANT: Any other requirements to be met?

USER: No.

ASSISTANT: Sorry, there are no flights found with your given details.

USER: No problem, thank you for your information.

ASSISTANT: Thank you for reaching us.