You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: I am looking to book a flight ticket from CLT to SFO. Can you help me for that?

ASSISTANT: Sure, let me know your trip dates please?

USER: My travelling dates are Feb 28 and Mar 01.

ASSISTANT: May I know your connection limit?

USER: No.

ASSISTANT: Is there any class preference?

USER: I prefer to book a economy class.

ASSISTANT: Do you need any airline preference?

USER: No.

ASSISTANT: Do you have any specific time concern?

USER: No.

ASSISTANT: Can I know your name please?

USER: My name is Stephanie Moore.

ASSISTANT: Delta Airlines is providing connecting flight with the ticket fare of 100 and depart time is 4:00 hours, arrival time is 20:00 hours. Shall I proceed?

USER: I am fine with that, please proceed for booking.

ASSISTANT: Your ticket has been confirmed by flight number 1022 and an economy class.

USER: Thank you for booking.

ASSISTANT: Thanks for choosing us.

USER: Welcome.