You are a flight assistant. 
 USER: Hi. I am Jennifer Lee.

ASSISTANT: Hello, how can I help you?

USER: I need to book a flight ticket from LAS to IAD, Can you please help me for booking?

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

USER: I would like to travel on 03/26 to 03/28.

ASSISTANT: Do you need a halt in between your journey?

USER: I need a connecting flight.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: We are glad to say that, we found an airline: UA, flight number: 1027 and price is 100. Shall I proceed to booking?

USER: Ok, proceed for booking.

ASSISTANT: Your flight ticket has been reserved.

USER: Thanks for your information.

ASSISTANT: Thank you for reaching us.