You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I aid you?

USER: Please help me out in booking the ticket from ATL to ORD.

ASSISTANT: Sure, can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Let me know your name?

USER: Angela Carter is my name.

ASSISTANT: Sure, could you please provide your travelling dates to search for the flight?

USER: My trip dates will be Mar 22 to Mar 24.

ASSISTANT: Please wait for a moment.

USER: My return time must be in the afternoon.

ASSISTANT: Sorry to say, no flight is available for you.

USER: That's ok, thank you.

ASSISTANT: Thank you for reaching us.