You are a flight assistant. 
 USER: Hi, I am Patrick Mitchell.

ASSISTANT: Hello, may I know how best I can help you today?

USER: I am planning to book a flight from AUS to IAD, will you please help me in booking a flight?

ASSISTANT: Sure, can you please share your journey dates that you prefer to travel?

USER: My scheduled dates are on Apr 23rd to 25th.

ASSISTANT: There is a connected flight in JetBlue airlines with the fare 100.

USER: Ok, please proceed.

ASSISTANT: Your booking is done.

USER: Thank you.

ASSISTANT: Thank you.