You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Please help me in booking a ticket from AUS to LAS, as I need to attend a funeral.

ASSISTANT: Sure, may I know your name please to proceed further?

USER: My name is Ryan Davis.

ASSISTANT: Please provide me your journey dates.

USER: I'm planning to depart from here on 07/28 and return by 07/30.

ASSISTANT: Please give me a minute.

USER: Sure.

ASSISTANT: Ryan, there is a flight with AA airlines available with price 100. Shall I book the ticket?

USER: Yes, please proceed.

ASSISTANT: Your ticket is confirmed and the flight number is 1020.

USER: Thank you so much for booking.

ASSISTANT: Thank you for choosing us, have a good day.