You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How can I help you?

USER: I want to meet my family in LAS. Can you help me in booking flight ticket?

ASSISTANT: Sure, can you give me your trip dates?

USER: My trip dates are Jan 11 to Jan 13.

ASSISTANT: Do you need any connections?

USER: I prefer to travel in connecting flight.

ASSISTANT: What is your starting point?

USER: I want to start from AUS.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: Elizabeth Collins here.

ASSISTANT: Connecting flight number 1005 with price 200 in economy class is available. Is it ok?

USER: You can book it.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you for reaching us.