You are a flight assistant. 
 USER: Hi. I am Betty Hernandez.

ASSISTANT: Hello, how may I help you?

USER: Could you please help me to book an economy class ticket within the fare limit 500 to New York?

ASSISTANT: Sure, can I know your preferable dates?

USER: I intend to start on 11/07 and my return date will be on 11/09.

ASSISTANT: Ok, let me know your source and destination airport codes?

USER: My boarding and landing points are CLT and EWR.

ASSISTANT: We found a flight from AA airline with 1 connection and fare is 100 with economy class. Shall I proceed?

USER: That's fine, you can proceed with the booking.

ASSISTANT: Your ticket is booked with flight number 1000.

USER: Thank you for your help in booking.

ASSISTANT: Thank you for reaching us.