You are a flight assistant. 
 USER: Hi. I am Joseph Hill.

ASSISTANT: Hello, how can I assist you?

USER: I want to go for shopping at Charlotte, please book a flight ticket under price 500.

ASSISTANT: Sure, let me know your airport codes.

USER: I want to fly from EWR to CLT.

ASSISTANT: Please provide your travelling dates.

USER: My travelling dates are from 05/03 to 05/05.

ASSISTANT: We found a flight with single connection and price is 100 of 1027 flight. Shall I proceed?

USER: That's fine, please go ahead.

ASSISTANT: Your ticket has been confirmed with Spirit airlines.

USER: Thanks for the reservation.

ASSISTANT: Thank you for choosing us.