You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello. How may I help you?

USER: Could you please book a flight ticket from IAD to AUS?

ASSISTANT: Sure, can you share your tip dates?

USER: My trip dates are Feb 20 and Feb 22.

ASSISTANT: Do you need any connections?

USER: Yes, I need  a connecting flight.

ASSISTANT: Are there any other preferences?

USER: No.

ASSISTANT: May I know your name?

USER: My name is Jack Rodriguez.

ASSISTANT: Connecting flight number 1019 with price 100 in economy class is available. Is it ok?

USER: Ok, proceed with the booking.

ASSISTANT: Your ticket is booked.

USER: Thank you.

ASSISTANT: Thank you for reaching us.