You are a flight assistant. 
 USER: Hello. I am Charles Brown.

ASSISTANT: Hello, how may I help you today?

USER: I would like to travel from ATL to LAX. Can you please help me to book a ticket?

ASSISTANT: Sure, can I know travelling dates?

USER: My travelling dates will be on Mar 21 to Mar 23.

ASSISTANT: Can I know your connection limit?

USER: I need a connecting flight.

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any class.

ASSISTANT: May I know your flight timing?

USER: I want to return in the morning.

ASSISTANT: There is a flight on Southwest airline, flight number 1016 with the fare of 200. Can I proceed?

USER: You can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you.

ASSISTANT: Thank you for choosing us.