You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you today?

USER:  I need to book a flight ticket from ATL to SFO, can you help me in booking a flight ticket?

ASSISTANT: Sure, may I know your planned travel dates?

USER: Sure, my scheduled dates are Sep 24 and Sep 26.

ASSISTANT: Do you want connecting flight?

USER: I prefer maximum one connection.

ASSISTANT: Do you have any other requirements?

USER: I would prefer return time at morning.

ASSISTANT: May I know your name please?

USER: Sure, Cynthia Mitchell here.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: We found a Frontier airline, flight number: 1012, price: 200, return time: 10:00 hours with one connection.

USER: Please proceed.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for your assistance.

ASSISTANT: Thank you for choosing us.