You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I render you today?

USER: Melissa Thomas here, I would like to travel from LAX to AUS. can you please help me to book a ticket?

ASSISTANT: Sure, may I know your budget please?

USER: Fare is 200.

ASSISTANT: Kindly mention your travelling dates?

USER: My travelling dates will be on 07/23 to 07/25.

ASSISTANT: Do you need any lay by in between the journey?

USER: I need a direct flight.

ASSISTANT: We found a direct flight in AA airlines with a fare of 100 and the flight number is 1021. Shall I proceed with booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for approaching us.