You are a flight assistant. 
 USER: Hi, Katherine Young here.

ASSISTANT: Hello, how may I aid you today?

USER: I have planned to attend my Brother's wedding in Austin, TX - AUS. Can you help me for booking a ticket?

ASSISTANT: Sure, I am here to support you. May I know your price limit?

USER: Sure, My price limit is 5000 with one connection.

ASSISTANT: Could you please provide your travelling days?

USER: Ok, My travelling dates are on 12/01 to 12/03.

ASSISTANT: To proceed further we need your origin airport code.

USER: Ok, My origin is Las Vegas, NV - LAS.

ASSISTANT: Please wait for a while.

USER: Sure.

ASSISTANT: Thank you for your time we found a flight 1026 in UA airlines and price is 100 with single connection. Shall I move forward with booking?

USER: It's perfect, you can proceed.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thank you for choosing us to book your flight ticket. Have a great day.