You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I would like to book a flight ticket from Orlando to meet my old friend to start a new business in Boston. Could you please help me to book a flight ticket with single connection?

ASSISTANT: Do you have any class preference?

USER: I am comfortable with any kind of class.

ASSISTANT: Is there any airline preference?

USER: I don't have any airline preference.

ASSISTANT: Can I know your journey dates?

USER: Sure, I am planning to start my journey on May 8th and my return date will be on May 10th.

ASSISTANT: Let me know your name.

USER: I am Kevin Moore.

ASSISTANT: Do you have any preference?

USER: No more specifications for this trip.

ASSISTANT: Can I know your travelling codes?

USER: My boarding and landing airport codes are MCO and BOS.

ASSISTANT: Sorry, no flights found.

USER: No worries, thank you for the information.

ASSISTANT: Thank you.