You are a flight assistant. 
 USER: Hello,. I am Scott Jones.

ASSISTANT: Hello, how can I help you?

USER: To have a Boston hot air balloon ride, I want to book a ticket from Charlotte, CLT under the price limit of 1000. Can you please help me in that booking?

ASSISTANT: Sure, may I know your destination?

USER: Boston, MA-BOS is my destination airport code.

ASSISTANT: Could you please share your planned journey dates?

USER: My journey dates are from 03/05 to 03/07.

ASSISTANT: Sorry, there are no flights found with your given dates.

USER: Ok, no problem.

ASSISTANT: Thank you for opting us.

USER: Thanks for your information.