You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Scott Walker.

ASSISTANT: How can I assist you at this moment?

USER: I would like to visit New York for my family trip, can you help me to book a flight ticket from EWR to JFK?

ASSISTANT: Sure, can you please provide your journey dates?

USER: I am travelling from Jan 26 to Jan 28.

ASSISTANT: Do you need any halt in this journey?

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

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Scott Walker, there are no flight services available on this route on your provided dates.

USER: No problem, thank you for the information.

ASSISTANT: Thank you for utilising our service.