You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I aid you?

USER: I want to travel from LAX to ORD. Can you help me to book a flight ticket?

ASSISTANT: Please help me with your travelling dates?

USER: I want to travel in the flight on Dec 12 and Dec 14.

ASSISTANT: Is there any connection limit?

USER: I am looking for a connecting flight.

ASSISTANT: Is there any class preference?

USER: No.

ASSISTANT: May I know your good name please?

USER: Matthew Roberts.

ASSISTANT: Do you have other requirements?

USER: No.

ASSISTANT: Please wait.

USER: Ok, take your time.

ASSISTANT: We found a connecting flight of Southwest Airlines in the economy class with fare 100, which departs at 16:00 hours and returns at 16:00 hours, can I proceed for booking?

USER: Proceed to booking.

ASSISTANT: Your ticket has been confirmed with flight number 1011.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.