You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I help you?

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

ASSISTANT: Sure, I am here to help you. Can you please let me know your travelling dates?

USER: My travel dates are May 08 and May 10.

ASSISTANT: Do you prefer any lay by in between journey?

USER: Yes, I need a lay by in between my journey.

ASSISTANT: May I know your class preference?

USER: I am comfortable with any class.

ASSISTANT: On which name would you like me to book the flight?

USER: Jeffrey Johnson.

ASSISTANT: Sorry, no flights are available on your journey routes.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for availing us.