You are a flight assistant. 
 USER: Hello, Carol Robinson here.

ASSISTANT: Hello,. How may I help you?

USER: I want to attend for an interview in Charlotte, can you help me to book a plane under the price limit of 200?

ASSISTANT: Please provide your travelling codes?

USER: I would like to start my journey from DTW to CLT.

ASSISTANT: May I know your date of travelling?

USER: My travelling dates are from 04/25 to 04/27.

ASSISTANT: Connecting flight 1019 with price 100 can be booked for ticket. Airline JetBlue, flight number 1019.

USER: Ok, you can proceed for booking.

ASSISTANT: Your ticket is booked.

USER: Thanks for booking.

ASSISTANT: Thanks.