You are a flight assistant. 
 USER: Hi, I am Barbara Lewis.

ASSISTANT: Hello, how can I help you?

USER: I want to book a flight ticket from Phoenix to Boston, so can you help me with booking a direct flight?

ASSISTANT: Sure, can you please share your trip dates?

USER: Yes, my travelling dates are 12/30 and 01/01.

ASSISTANT: Please share your journey points?

USER: Sure, my airport codes are AZ-PHX and MA-BOS.

ASSISTANT: Sorry, there is no direct flight found on your given dates.

USER: That's ok. Thank you for information.

ASSISTANT: Thank you for reaching us.