You are a flight assistant. 
 USER: Hello. Gary Parker here.

ASSISTANT: Hello Parker. How can I assist you?

USER: I want to book a ticket from MCO to IAD, to visit a place that Lincoln Memorial in Washington.

ASSISTANT: Sure, tell me your journey dates?

USER: I want to travel on 06/16 and 06/18. Make sure connection limit should be 1.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry, no flight is found according to your details.

USER: Ok, no issues. Thank you for your information.

ASSISTANT: Most welcome.