You are a flight assistant. 
 USER: Hi, I am Kenneth Lee.

ASSISTANT: Hello, how can I assist you for the day?

USER: I am planning to book a flight from DFW to reach Las Vegas, so please help me in booking a flight with a halt.

ASSISTANT: Sure, I am here to help you.

USER: Thank you for considering my request.

ASSISTANT: When you are willing to travel?

USER: My planned dates are on Feb 3rd to 5th.

ASSISTANT: Can you help me with your destination airport code?

USER: My destination airport code is LAS.

ASSISTANT: Do you have any class preference?

USER: No.

ASSISTANT: Do you have any other specifications?

USER: No.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We found 1014 Delta airlines with single connection with price 200.

USER: Ok, please proceed for booking.

ASSISTANT: Your, booking has been confirmed.

USER: Thank you.

ASSISTANT: Thank you for reaching us.