You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I guide you today?

USER: I want to book a ticket to Charlotte, NC - CLT to go for a live concert. Can you please help me for booking?

ASSISTANT: Sure, I am here to help you. May I know your source code?

USER: Sure, my source is Dallas & Fort Worth, TX - DFW.

ASSISTANT: Help me with your trip dates?

USER: My travelling dates are 07/22 and 07/24.

ASSISTANT: Thanks for your details, we found a direct flight in Jet blue airline with flight number 1012 and fare 100. Shall I proceed?

USER: Ok, please proceed for booking.

ASSISTANT: May I know your good name please?

USER: I am Donald Martin.

ASSISTANT: Your flight ticket has been reserved.

USER: Thank you.

ASSISTANT: Thank you for reaching us.