You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, welcome to flight booking agency. How can I assist you today?

USER: I am Susan Johnson, can you help me to search a flight from MCO?

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

USER: My preferable dates are 02/22 and 02/24.

ASSISTANT: Could you please provide the destination airport code?

USER: I am planning for a holiday trip to BOS to meet my friends.

ASSISTANT: Ok, let me check for the availability of flight on this route.

USER: Sure.

ASSISTANT: I appreciate your patience. Susan, I am sorry to inform you that there is no flight available at your requested dates.

USER: That's fine. Thank you for your time.

ASSISTANT: You are welcome. Thank you for contacting us.