You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: My uncle invited me to his home to enjoy this weekend at Austin, can you please help me for booking?

ASSISTANT: Sure, I am mirthful to help you in booking the flight. May I know your on bounding airport codes of location?

USER: My airport codes are DCA and AUS.

ASSISTANT: Ok, please share your travel dates?

USER: My travelling dates are 10/07 and 10/09.

ASSISTANT: In search with your ticket, here I didn't find any flight in your route.

USER: That's ok, I will go through another way to travel.

ASSISTANT: My I know your name?>.

USER: My name is Betty Roberts.

ASSISTANT: Ok, thank you for providing your name.

USER: Welcome.

ASSISTANT: Thank you for reaching us.