You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Karen Wright, can you help me to book a flight ticket from JFK to AUS?

ASSISTANT: Sure, please share your journey dates.

USER: My travel dates are 05/20 and 05/22 respectively.

ASSISTANT: Please wait a moment. I found a flight for you in JetBlue airlines with price 100, can I book your ticket?

USER: Ok, please book.

ASSISTANT: Ok, your booking is confirmed with flight number 1005.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing our service.