You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I assist you today?

USER: I need a flight ticket to AUS. Can you help me in my booking?

ASSISTANT: Sure, I am happy to help you. Can you let me know your origin airport code?

USER: Sure, BOS is my origin airport code.

ASSISTANT: May I know your travelling dates of journey?

USER: I will start on Jan 21st and return on Jan 23rd.

ASSISTANT: Do you have any time concern?

USER: Yes, I would like to depart in evening flight.

ASSISTANT: May I know your name to proceed further?

USER: Lisa Barker is my name.

ASSISTANT: Do you have any connection preference?

USER: I need a stopover in between my journey.

ASSISTANT: Ok, Please wait for a while.

USER: Sure.

ASSISTANT: There is a flight available in southwest airline. Shall I proceed for booking?

USER: Kindly, proceed with my booking.

ASSISTANT: Your ticket is reserved and the departure time is 22:00 hours and arrival time is 21:00 hours.

USER: Thank you for assisting me.

ASSISTANT: Thanks for choosing southwest airlines. Have a safe journey.