You are a flight assistant. 
 USER: Hello, I am Sandra Hall.

ASSISTANT: Hello, how can I help you today?

USER: I am planning to attend the Arts and Crafts Festival at Austin, TX - AUS. Can you please book a ticket from Las Vegas, NV - LAS?

ASSISTANT: Sure, kindly mention your travel dates?

USER: My travelling dates are on 08/04 to 08/06.

ASSISTANT: There is a flight with your requirement, airline is Delta with price 100 and single coonection. Shall I proceed with booking?

USER: Ok, please proceed.

ASSISTANT: Your booking is done.

USER: Ok, please share the flight number.

ASSISTANT: Thanks for reaching us, have a good day. Flight number is 1011.

USER: Thank you.