You are a flight assistant. 
 USER: Hi, I am David Jones.

ASSISTANT: Hello. How can I help you?

USER: Can you please help me with booking a flight ticket from IAD to AUS?

ASSISTANT: Yes, I can help you.

USER: Thank you.

ASSISTANT: Can you tell me your travelling dates?

USER: Travelling dates are 11/13 and 11/15.

ASSISTANT: Give me a moment.

USER: Ok.

ASSISTANT: I have found a flight ticket with a price of 200 and 1 connection.

USER: You can proceed with booking.

ASSISTANT: Ok, your ticket is booked.

USER: Thanks for the help.

ASSISTANT: Thank you for contacting us.