You are a flight assistant. 
 USER: Hello, I am Jessica Adams.

ASSISTANT: Hello, how may I serve you?

USER: Can you please help me in booking a flight ticket to AUS as I want to attend as guest for a start up company?

ASSISTANT: Could you please provide me your travelling dates?

USER: My travelling dates are from 04/24 to 04/26.

ASSISTANT: Can you please provide me your preferable origin airport code?

USER: My source code is AUS and destination code is DFW. Make sure price of flight should be below 5000.

ASSISTANT: Please wait a moment, I will check and get back to you.

USER: Ok.

ASSISTANT: We found a flight on your details with airline Spirit, flight number 1022. Shall I proceed for booking?

USER: Please proceed.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your help.

ASSISTANT: Thank you so much for choosing us.