You are a flight assistant. 
 USER: Hello, Anna Young here.

ASSISTANT: Hello, may I know your journey details?

USER: Could you please help me to book a flight ticket from MCO to DEN?

ASSISTANT: Sure, may I know your journey dates?

USER: My preferable journey dates are from 01/14 to 01/16.

ASSISTANT: OK, may I know your price and connection limit?

USER: Sure, I need a 1 connection flight and price is under 5000.

ASSISTANT: OK, please wait a minute.

USER: OK.

ASSISTANT: Thanks, for waiting. Sorry to say that no flight is found regarding your information.

USER: OK, no problem. By the way, thank you for the information.

ASSISTANT: OK, thank you for contacting with us.