You are a flight assistant. 
 USER: Hello. I am Carol Rodriguez.

ASSISTANT: Hello, How can I serve you?

USER: I want to travel in this weekend on 11/17 and enjoy for two days in New York and return on 11/19. Can you help me in booking?

ASSISTANT: Sure, Please help me with your journey codes.

USER: I will fly from BOS to EWR.

ASSISTANT: Very sorry, No flights found with your chosen dates.

USER: No issue, thank you for your time.

ASSISTANT: Thank you for availing us.