You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Frank Hernandez here.

ASSISTANT: How can I assist you Frank?

USER: I want to attend a seminar in Orlando. Can you please help me for booking the flight ticket?

ASSISTANT: Sure, may I know your airport codes?

USER: My airport codes are from CLT to MCO.

ASSISTANT: Please mention your planned dates of trip.

USER: My travelling dates are from 09/21 to 09/23.

ASSISTANT: Ok, wait for a minute.

USER: Make sure my price limit is 200.

ASSISTANT: There is a connecting flight 1018 of Hawaiian airlines available for you with price 100.

USER: Please proceed for booking the flight ticket.

ASSISTANT: Frank, your ticket is booked successfully.

USER: Thanks for helping me.

ASSISTANT: Thank you for choosing us.