You are a flight assistant. 
 USER: Hello, my name is Ronald Garcia.

ASSISTANT: Hello. How can I aid you?

USER: I need to book a flight ticket from Charlotte, NC - CLT to attend a live concert. Can you help me with it?

ASSISTANT: Sure, I can help you. Can I know your travelling dates?

USER: I want to fly on 09/23 and return on 09/25.

ASSISTANT: Do you need any connecting flight?

USER: I choose a single connection.

ASSISTANT: We found a Frontier airline, flight number:1014 and the price is 100.

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you for the booking.

ASSISTANT: Thank you.