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

ASSISTANT: Hello, how may I assist you?

USER: I am planning to visit a Walt Disney World in Orlando, so please book a flight ticket from Las Vegas.

ASSISTANT: Sure, I am here to help you. May I know your trip dates?

USER: I want to fly on 09/20, return on 09/22.

ASSISTANT: Please share me your airport codes?

USER: My source and destination airport codes are NV - LAS, FL - MCO.

ASSISTANT: We found a connecting flight with price of 400 and 1024 flight number. Shall I proceed to book a Hawaiian airline?

USER: You can proceed to booking.

ASSISTANT: Your seat has been reserved in business class.

USER: Thank you.

ASSISTANT: Thank you for choosing us.