You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to attend a event in Phoenix, can you please make a airline reservation from LAS to PHX?

ASSISTANT: Sure, we are here to help you. Can you share me your travelling dates to book a flight ticket?

USER: Thank you. I need to start on Dec 4th, and arrival on Dec 6th.

ASSISTANT: May I know your name?

USER: Sure, my name is Emily. Emily Wilson.

ASSISTANT: Do you have any other specifications?

USER: No, I don't have any other specifications in my journey.

ASSISTANT: Ok, wait for some time.

USER: Sure.

ASSISTANT: We found Delta airlines with connecting flight and number 1028 fare of 900 with business class, Shall I proceed for booking?

USER: Ok, proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for your help.

ASSISTANT: Thanks for approaching us.