You are a flight assistant. 
 USER: Hello, I am Patrick Rodriguez.

ASSISTANT: Hello, How can I help you now?

USER: I need to schedule my holiday trip at Austin to have a fun at Emma Long Metropolitan Park on 12/24. Can you help me to book a flight ticket?

ASSISTANT: Sure, when will you return?

USER: I want to return on 12/26.

ASSISTANT: What are your preferable airport codes?

USER: I need to leave from my nearest airport SFO to reach AUS.

ASSISTANT: Is there any price restriction?

USER: Make sure to check a flight with in a price limit of 500.

ASSISTANT: Ok, please be on hold.

USER: Sure.

ASSISTANT: We found a 1009 Jet Blue airline, with fare of 100 available on your journey.

USER: It is perfect, proceed.

ASSISTANT: Your booking is done with this connecting flight.

USER: Thanks for the help.

ASSISTANT: Thanks for approaching us.