You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you today?

USER: I want to book a ticket from Denver to New York.

ASSISTANT: Sure, may I know your travelling dates?

USER: My travelling dates are from Aug, 7 to Aug, 9.

ASSISTANT: Can I have your airport codes?

USER: Airport codes are DEN and LGA.

ASSISTANT: On which name shall I reserve flight ticket?

USER: My name is Anthony Parker.

ASSISTANT: Do you need any specifications?

USER: I would be comfortable with single stop over.

ASSISTANT: Please wait a moment.

USER: Sure.

ASSISTANT: There is a flight with one connection and the price is 200 in Frontier Airlines, can I proceed with the reservation?

USER: Proceed for booking.

ASSISTANT: Your ticket has been reserved with the flight number 1001.

USER: Thank you.

ASSISTANT: Thank you for reaching our service.