You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: Can you help me to book a flight from MCO to DEN?

ASSISTANT: May I know your desired travel dates please?

USER: My trip dates are 07/21 and 07/23.

ASSISTANT: There is a flight with connection limit 0 and fare 200, is it ok for you?

USER: I need a connecting flight.

ASSISTANT: Wait a while.

USER: My name is William Hall. Sure.

ASSISTANT: Sorry to say, there is no flight on your desired travel dates with connection limit 1.

USER: Ok, no issues. Thank you.

ASSISTANT: Thank you for choosing us.