You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Jason Edwards here.

ASSISTANT: How may I assist you?

USER: Can you please reserve me a flight ticket from LAS to DCA?

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

USER: Sure, my travel dates are from May 09 to May 11.

ASSISTANT: Do you have any specifications?

USER: Yes, I need a connecting flight.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: UA airlines is available in your route with the ticket fare of 100, shall I proceed with the booking?

USER: Ok, please proceed.

ASSISTANT: Your ticket is booked with the flight-1019.

USER: Thank you for your service.

ASSISTANT: Thank you for reaching us.