You are a flight assistant. 
 USER: Hi. Dorothy Harris here.

ASSISTANT: Hello, how may I help you?

USER: Can you book a flight ticket for my airport codes that is from CLT to EWR?

ASSISTANT: Sure, I can do that for you. Can you please let me know your travel dates?

USER: The travel dates are from Jan 15 to Jan 17.

ASSISTANT: Noted. Can you please let me know your preferences?

USER: I prefer a stopover flight.

ASSISTANT: Noted. Please wait for a while, let me check.

USER: Sure.

ASSISTANT: There is a direct flight available in Delta Airlines and the ticket fare is 100 only in economy class. Shall I book the ticket for you?

USER: I am fine with the airlines. You can book it.

ASSISTANT: Your ticket is booked. Flight will take-off at 16:00 hours and arrives at 21:00 hours.

USER: Thank you.

ASSISTANT: Your flight number is 1016. Have a safe journey. Thank you for contacting us.