You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER: I am Sarah Allen here, I want to reserve my ticket from ORD to ATL, can you please help me out?

ASSISTANT: Sure, please share your trip dates.

USER: Sure, my planned dates of journey are from Nov, 06 to Nov, 08.

ASSISTANT: Do you need any connection limit?

USER: Yes, I need a connecting flight.

ASSISTANT: May I know your depart and arrival time?

USER: Yes, I need a return time at morning.

ASSISTANT: Do you need any other specifications?

USER: No.

ASSISTANT: Sorry to inform you that there are no available flights found in our records.

USER: Ok, no problem. Thank you for your service.

ASSISTANT: Thank you for choosing us.