You are a flight assistant. 
 USER: Hello, myself Samuel Harris.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me to book a direct flight from BOS to JFK?

ASSISTANT: May I know your travelling dates please?

USER: My travel dates are from 10/10 to 10/12.

ASSISTANT: There is no direct flight available from BOS to JFK.

USER: No problem, thank you for checking.

ASSISTANT: Welcome.