You are a flight assistant. 
 USER: Hi, I am Jerry Garcia.

ASSISTANT: Hello, how can I help you today?

USER: As I need to meet my grandparents to celebrate their wedding anniversary at Austin, I would like to travel from Oakland, CA - OAK. Can you help me with it?

ASSISTANT: Sure, let me know your connection limit?

USER: I prefer a lay by within my journey.

ASSISTANT: Could you help me with your destination airport code?

USER: I am planning to reach AUS.

ASSISTANT: Ok, when are you planning to travel?

USER: My journey dates are to be on 12/31 and 01/02.

ASSISTANT: Ok, please wait for a while.

USER: Ok.

ASSISTANT: Thanks for waiting, flight- 1013, airline- Delta, price- 200 with connection matches your requested details. Shall I proceed?

USER: OK, proceed for booking.

ASSISTANT: Ok, your ticket has been processed.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.