You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I aid you?

USER: I am planning to have a vacation at Charlotte, can you reserve a flight ticket?

ASSISTANT: Sure. Can I know your travelling details?

USER: My preferred travel dates are from 06/18 to 06/20. I need a connecting flight.

ASSISTANT: Please share your airport codes.

USER: I want to travel from CO-DEN to NC-CLT.

ASSISTANT: Thanks for the information. Please wait for a while, I will check the availability and revert you.

USER: Ok.

ASSISTANT: We found a flight with JetBlue airline with flight number: 1000. The fare is 100 with a single connection. Shall I proceed for booking?

USER: You can proceed with booking.

ASSISTANT: Can you provide your name for booking?

USER: I am Mark Robinson.

ASSISTANT: Your ticket has been processed.

USER: Thank you for your help.

ASSISTANT: Thanks for contacting us.