You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, do you need any help from us?

USER: I am William Jackson. Can you please help me with booking a flight ticket from DTW to CLT?

ASSISTANT: Sure, could you please share your departure and arrival day?

USER: Thank you, my departure is on Feb 10 and please book my return ticket also on Feb 12.

ASSISTANT: Ok, may I know your departure and return time?

USER: I would like to return at afternoon.

ASSISTANT: Ok, may I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Could you please tell us in which class you need booking?

USER: I am comfortable with any class but I need a normal cost airlines.

ASSISTANT: The economy class with flight number 1012 of Delta airline is available having fare as 300 and connection as 1, is it ok for you?

USER: You can proceed with booking.

ASSISTANT: Ok, your reservation is confirmed. The departure time is 14:00 PM and the return time is 15:00 PM.

USER: Thank you.

ASSISTANT: You are welcome, have a great day.