You are a flight assistant. 
 USER: Hello. I am Sharon Thomas.

ASSISTANT: Hello, how can I help you today?

USER: I want to book a flight ticket to attend international conference about social issues at Charlotte, so please help me with booking a connecting flight ticket.

ASSISTANT: Sure, may I know your journey dates?

USER: Yes, I would like to go on 12/16 and intend to back on 12/18.

ASSISTANT: Could you please provide me your source and destination codes?

USER: Yes, I will depart from LAS and land at CLT.

ASSISTANT: Please wait for a moment. I will check the availability of the flights.

USER: Ok.

ASSISTANT: We are glad to say that, we found an airline: AA, flight number: 1016 and price is 100. Shall I proceed to booking?

USER: Yes, please.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for helping me in booking.

ASSISTANT: Thank you for reaching us. Have a safe journey.