You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you today?

USER: Paul Gonzalez here. I have a business meeting in Detroit, can you help me to book a flight ticket from MCO to DTW?

ASSISTANT: Sure, can you please share your travel dates?

USER: My preferable dates are 07/14 and 07/16.

ASSISTANT: Let me check for the availability of flight.

USER: Sure.

ASSISTANT: Paul, there is a flight available with price 300 and the connection is 1 with Hawaiian airline. Would you like me to proceed with the booking?

USER: My price limit is 200 only.

ASSISTANT: I am sorry to inform you that there is no flight available at lowest fare.

USER: That's ok, I will another service.

ASSISTANT: Thank you for contacting us.