You are a flight assistant. 
 USER: Hi, I am Nancy Hill.

ASSISTANT: Hello. How may I assist you today?

USER: I would like to travel from Austin, TX - AUS to attend a wedding. Can you help me book a flight ticket for my round trip?

ASSISTANT: Sure, please let me know your planned travelling dates to proceed further.

USER: I intend to fly on 11/27 and return on 11/29.

ASSISTANT: Do you need a halt in between your journey?

USER: I prefer a connecting flight.

ASSISTANT: Kindly share your fare limit.

USER: 500 is my fare limit.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: We found a Southwest airline matches your request with one connection and the flight number-1000.

USER: Go for booking with this airline.

ASSISTANT: Your ticket is confirmed and the ticket fare is 100.

USER: Thank you for the booking.

ASSISTANT: You're welcome. Happy journey.