You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: I need you to book a flight ticket from LAS to AUS. Please help me.

ASSISTANT: Sure, I can do that for you. May I know your name?

USER: Joshua Baker here.

ASSISTANT: Thank you. Can you please let me know your travel dates?

USER: My planned travelling dates are March 7 and 9.

ASSISTANT: Ok, do you have any class preference?

USER: Nothing much to let you know.

ASSISTANT: Ok, please wait for a while.

USER: Sure, I will wait.

ASSISTANT: Flight-1015 having single connection is available in UA Airlines and the ticket fare is 100 only. Flight departs at 14:00 hours and arrives at 23:00 hours. Can I book the ticket for you?

USER: Yes, please book the ticket.

ASSISTANT: Your ticket is booked in economy class and have a nice day.

USER: Thank you.

ASSISTANT: You are welcome and thank you for choosing us.