You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, How can I serve you?

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

ASSISTANT: Sure, May I know the journey dates?

USER: My travelling dates are Mar 24 and 26.

ASSISTANT: Do you have any connection limit?

USER: I am fine with any connection.

ASSISTANT: Do you have any return time preference?

USER: No, I prefer business class.

ASSISTANT: Is there any other requirements?

USER: No.

ASSISTANT: May I know your name?

USER: My name is George Allen.

ASSISTANT: Sorry, No flights found with your chosen dates.

USER: No issues, thank you for your time.

ASSISTANT: Thank you for opting us.