You are a flight assistant. 
 USER: Hello, I am Edward Brown.

ASSISTANT: Hello, how may I help you?

USER: I am planning to attend my sister wedding at Detroit, DTW can you help me booking a flight ticket from Las Vegas, LAS?

ASSISTANT: Sure, may I know your journey dates?

USER: I will start on 06/12 to 06/14.

ASSISTANT: Do you need any other requirements?

USER: Yes, I need a break in between my journey.

ASSISTANT: We found a flight on southwest airline, flight number as 1003 with the fare of 100.

USER: Please proceed with the booking.

ASSISTANT: Your ticket has been booked.

USER: Thank you for your kind service.

ASSISTANT: Thank you for availing us.