You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, what can I do for you today?

USER: Can you please help me to book a flight from DEN to ATL?

ASSISTANT: Sure, please forward your trip dates.

USER: I want to travel on Mar 29 and need to return on Mar 31.

ASSISTANT: Do you have any requirements?

USER: Yes, I need a connecting flight.

ASSISTANT: Can you mention your name to proceed further?

USER: I am Justin Edwards.

ASSISTANT: United Airlines has a connecting flight with number 1024 for fare 300, shall I proceed?

USER: Ok, please proceed.

ASSISTANT: Your ticket is reserved in economy class.

USER: Thank you.

ASSISTANT: Thank you for opting us.