You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I assist you?

USER: Can you please book a flight ticket from JFK to BOS?

ASSISTANT: Sure, let me know your travelling dates.

USER: My trip dates are 02/06 and 02/08.

ASSISTANT: Please share your connection limit.

USER: I want a single connecting flight.

ASSISTANT: Is there any class preference?

USER: No, I don't have any other requirements.

ASSISTANT: May I know your airline preference?

USER: No, I am comfortable with any airline.

ASSISTANT: Do you have any other requirements?

USER: NO.

ASSISTANT: May I know your name?

USER: I am Thomas Lopez.

ASSISTANT: Sorry, there are no flights found based on your details.

USER: That's ok, thank you for your information.

ASSISTANT: Thank you for choosing us.