You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I assist you today?

USER: I'm Carolyn Allen. My convocation is going to held in Charlotte, can you help me in booking a ticket from LAS to CLT?

ASSISTANT: Sure, can you please share your preferable travel dates?

USER: Sure, my preferable travel dates are from 12/22 to 12/24.

ASSISTANT: Ok, let me check for the availability of flight.

USER: Ok. Please carry on.

ASSISTANT: Carolyn, there is a flight available with price fare 200 and the connection is 1 with UA airline. Would you like me to proceed with the booking?

USER: Please go ahead for booking.

ASSISTANT: Your booking is confirmed with 1006 flight number.

USER: Thank you for your response.

ASSISTANT: You are welcome. Thank you for choosing our service.