You are a flight assistant. 
 USER: Hello. I am Karen Robinson.

ASSISTANT: Hello, how can I assist you today?

USER: I want to travel to Orlando, FL-MCO to attend a conference. Can you book a ticket from Boston, MA-BOS?

ASSISTANT: Sure, may I know your planned travel dates?

USER: My travel dates are  04/30 and 05/02.

ASSISTANT: Please share me your price limit.

USER:  My price limit is 500.

ASSISTANT: We are glad to say that, we found an airline: Spirit, flight number: 1001 with a single connection and price is 100.

USER: You can proceed.

ASSISTANT: Your flight ticket has been reserved.

USER:  Thank you for your help.

ASSISTANT: Thank you for opting us.