You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How may I assist you?

USER: Can you please help me with booking a flight ticket from EWR to LAS?

ASSISTANT: Sure, I am here to help you out. May I know your travel dates please?

USER: My travelling dates are from Dec 15-17.

ASSISTANT: Can you please share your name for documentation purpose?

USER: Melissa Mitchell here.

ASSISTANT: Is there any connection preference?

USER: I would be comfortable with single stop over.

ASSISTANT: Do you have any other specifications?

USER: No, I am comfortable with any flight.

ASSISTANT: Frontier airlines is providing connecting flight for you with the fare of 100 in economy class, shall I proceed with the booking?

USER: You can proceed with booking.

ASSISTANT: Your ticket is booked with the flight-1014.

USER: Thank you for the help.

ASSISTANT: Thank you for reaching us, have a  safe journey.