You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I provide assistance to you?

USER: I am Eric Brown. I am planning to conduct a free medical camp in Houston, TX - HOU, so please book a flight ticket from Charlotte, NC - CLT.

ASSISTANT: Sure, I am blissful to aid you in booking. Could you please assist me with your planned travel dates?

USER: My departure day is 12/14, return day is 12/16.

ASSISTANT: May I know your budget for flight ticket?

USER: My budget is 500.

ASSISTANT: We found a direct flight with your given information. Shall I proceed with the booking?

USER: You can proceed to booking.

ASSISTANT: Your ticket has been confirmed with an airline AA of flight 1026 and price is 100.

USER: Thank you.

ASSISTANT: Thank you for choosing us.