You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Is there any help that you need from my side?

USER: I am Matthew Garcia here. I need to book my ticket from DCA to LAS. Can you please help me with booking?

ASSISTANT: Sure, may I know your airborne and recur planned travel dates?

USER: My planned travel dates are from Dec 08 to Dec 10.

ASSISTANT: Do you need economy class or business class?

USER: I am fine with any class.

ASSISTANT: Is there any other preferences?

USER: I need a single connecting flight and my departure time is evening.

ASSISTANT: Please allow me a moment.

USER: Sure, I will wait for your response.

ASSISTANT: Thank you for your information, there is a flight 1015 with a 1 drop off in Delta airlines and the fare of the ticket is 100. Is it ok for you to book the ticket?

USER: That's fine for me, please proceed with booking.

ASSISTANT: Your flight ticket booking is confirmed on your journey dates to reach your location.

USER: Thank you very much in reserving my ticket for the flight-1015.

ASSISTANT: You are most welcome and have a happy journey.