You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I help you?

USER: I am Donna Hernandez. Can yu help me in booking on 03/07 to 03/09, as there is a convocation day at Boston?

ASSISTANT: May I know your desired airport codes please?

USER: My source is MCO and destination is BOS. I need a connecting flight.

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

USER: No issue, thank you.

ASSISTANT: Thank you for opting us.