You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me in booking a flight ticket from Charlotte, CLT to Las Vegas, LAS?

ASSISTANT: Yes, can you tell me your dates of travel?

USER: My journey dates are from Jan 09 to Jan 11.

ASSISTANT: Do you have any preferences?

USER: I need a lay by in between journey.

ASSISTANT: Give me a moment.

USER: Sure.

ASSISTANT: I have found an economy class ticket with a price of 100 and 1 connection.

USER: Sure, you can proceed for booking.

ASSISTANT: Can I know your name for booking?

USER: My name is Donna Thompson.

ASSISTANT: Your ticket has been booked.

USER: Thanks for your help.

ASSISTANT: Thank you for reaching us.