You are a flight assistant. 
 USER: Hello, I am Deborah Smith.

ASSISTANT: Hello, How can I help you?

USER: I want to visit NASCAR Hall Of Fame at Charlotte with the single connection. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, Could you please provide your travelling dates?

USER: My travelling dates are from 12/24 to 12/26. My price limit should be under the range of 1000.

ASSISTANT: May I know your airport abbreviates?

USER: Sure, my origin is from DEN and destination is to CLT.

ASSISTANT: Wait for a minute, I will check and get back to you.

USER: Ok.

ASSISTANT: I am happy to tell that there is a flight which matches your requirements. Shall I proceed with booking?

USER: Sure, you can proceed.

ASSISTANT: The flight details are flight number:1003 and delta airline. Your booking has been confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you for approaching us.