You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I aid you?

USER: I want to fly to Las Vegas on 10/04 to attend a client meeting, can you please help me to book a flight ticket ?

ASSISTANT: Sure, We are here to help you. Can I know your airport codes.

USER: Sure, My boarding point is DEN and my destination point is LAS.

ASSISTANT: When would you like to return?

USER: I need to return from NV on 10/06.

ASSISTANT: May I know your name?

USER: I am Alexander Taylor.

ASSISTANT: Is there any other specifications?

USER: I prefer to fly with the connecting flight for this time.

ASSISTANT: Please wait a while.

USER: Sure.

ASSISTANT: We found a connecting flight with an AA airlines, flight number:1011.

USER: That's fine, you can book the ticket with this airline.

ASSISTANT: Your flight ticket has been reserved with an economy class.

USER: Thank you for your support in booking.

ASSISTANT: Thank you for reaching us.