You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how can I guide you for today?

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

ASSISTANT: Can you please share on what dates you are willing to travel?

USER: Travelling dates are from Feb, 9 to Feb, 11.

ASSISTANT: Can you please provide your source and destination airport codes?

USER: Airport codes DEN and LGA.

ASSISTANT: Are you looking for a connecting flight or direct flight?

USER: I prefer connecting flight.

ASSISTANT: Do you have any class preferences?

USER: I would like to prefer business class.

ASSISTANT: Do you have any other requirements that you are looking for?

USER: I would like to depart in the afternoon.

ASSISTANT: Can you please provide your name to proceed further?

USER: My name is Kathleen Collins.

ASSISTANT: There is a connecting flight with ticket fare 300 in JetBlue airlines in business class. Is it ok for you?

USER: Please book a flight.

ASSISTANT: Your booking is confirmed with flight number 1014. Departure time is 15:00 hours and arrival time is 17:00 hours.

USER: Thank you.

ASSISTANT: Thank you for contacting us, have a nice day.