You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I assist you?

USER: I am Helen Roberts. I would like to visit Disney land with my friends at Austin, please book the ticket from IAD to AUS.

ASSISTANT: Ok, when you are willing to travel?

USER: My trip dates are 08/05 to 08/07.

ASSISTANT: There is a connecting flight-1012 with price 200, is it fine for you?

USER: You can reserve it.

ASSISTANT: Ticket has been reserved with your name.

USER: Thank you.

ASSISTANT: Welcome, have a safe flight.