You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Charles Martin.

ASSISTANT: How may I help you?

USER: Can you please help me in booking my flight ticket from CLT to DEN?

ASSISTANT: Charles Martin, I am here to help you for this. When you are planning to travel?

USER: My travelling dates are Jan 24 and Jan 26.

ASSISTANT: Is there any requirements regarding your journey?

USER: I need depart flight at afternoon time.

ASSISTANT: Do you have any airline preference?

USER: No.

ASSISTANT: As per your data, I found a flight with American Airlines and the ticket fare is 300. Shall I proceed for this?

USER: Ok, please proceed with booking.

ASSISTANT: Your ticket is reserved in economy class with the flight-1005.

USER: Thank you.

ASSISTANT: Thank you very much for approaching our agency.