You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I assist you?

USER: I want to fly from LAS to IAD. Can you book a ticket from that route?

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

USER: My planned travel dates are 04/19 and 04/21.

ASSISTANT: Would you like to travel in a connecting flight or a direct flight?

USER: I want a flight with single connections.

ASSISTANT: May I know your good name please?

USER: Sure, Betty Lee here.

ASSISTANT: The economy class with flight number 1027 of Southwest airline is available having fare as 800 and connection as 1, is it ok for you?

USER: Yes, you can proceed with that booking.

ASSISTANT: Your ticket is booked.

USER: Thank you for the booking.

ASSISTANT: You are welcome.