You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I serve you today?

USER: Timothy Lopez here. I want to attend a Marriage in Los Angeles. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, I am Glad to help you.

USER: Thanks.

ASSISTANT: Can you share your airport codes?

USER: My airport codes are ORD and LAX.

ASSISTANT: Please mention your travel dates.

USER: My travelling dates are 06/11 and 06/13.

ASSISTANT: Do you need a direct or connecting flight?

USER: I would prefer connecting flight.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Please wait a minute.

USER: Ok, I will wait.

ASSISTANT: Flight-1006 with single halt is available in an AA airlines and the ticket fare is 300 only. Shall I book the ticket for you?

USER: Please proceed for booking the flight ticket.

ASSISTANT: Your ticket is booked in an economy class.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.