You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you?

USER: Can you please help me in booking the flight ticket from BOS to DEN?

ASSISTANT: Sure, can I know your name?

USER: Nicole Robinson.

ASSISTANT: Thank you. Please help me with your travel dates.

USER: My travel dates are Nov 4 and Nov 6.

ASSISTANT: Ok, is there any class preference?

USER: I am comfortable with any class.

ASSISTANT: Flight-1010 with single connection is available in UA airlines and the ticket fare is 200 only. Flight departs at 9:00 hours and arrives at 17:00 hours. Is that ok for you?

USER: Please proceed.

ASSISTANT: Your ticket is confirmed in business class. Have a great flight.

USER: Thank you for the help.

ASSISTANT: You are welcome.