You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello,. How can I provide service to you?

USER: Please book a ticket from Minneapolis & St. Paul, MN-MSP to Orlando, FL-MCO.

ASSISTANT: Sure, when did you planned to travel?

USER: My travel dates are from 12/01 to 12/03.

ASSISTANT: How much you can afford for a flight ticket?

USER: Price limit 500.

ASSISTANT: May I know your name please?

USER: I am George Lopez.

ASSISTANT: Please wait, I will check the availability of flights and get back to you with the flight details.

USER: Ok.

ASSISTANT: Thanks for being patience, we found a direct flight from Frontier airline. Shall I proceed to book?

USER: Please do not book ticket.

ASSISTANT: Ok.

USER: Thanks.

ASSISTANT: Thanks for choosing us.