You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Jonathan Hill.

ASSISTANT: How can I assist you?

USER: Can you please help me in booking a flight ticket from Las Vegas, LAS to reach Houston, HOU?

ASSISTANT: Sure, may I know your travel dates please?

USER: My trip dates are from Oct 14 to Oct 16.

ASSISTANT: May I know your class preference?

USER: I prefer to travel in business class flight.

ASSISTANT: Do you have specifications regarding departure and return time?

USER: My departure time is evening.

ASSISTANT: Please let me know if you have any other specifications.

USER: I need a break in between journey.

ASSISTANT: Ok, please wait for a while.

USER: Sure.

ASSISTANT: UA airlines is providing a flight on that route with ticket fare of 600 and 1 connection, it's departure time is 1 AM and return time is 12 PM. Shall I proceed for booking?

USER: Sure, you can proceed for booking.

ASSISTANT: I have successfully booked you a business class ticket in flight-1014, have a safe journey.

USER: Thank you.

ASSISTANT: Thank you for choosing us.