You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Amanda Adams.

ASSISTANT: How may I occur you?

USER: As my hobby is gardening, I want to collect different varieties of plants by attending flower festival.Can you book a flight ticket to Austin, AUS?

ASSISTANT: Sure, I will help you. Could you please provide me your itinerary dates?

USER: I would like to start my journey on 04/13 and return on 04/15.

ASSISTANT: Can you please share your source location?

USER: My source code is San Francisco, CA - SFO.

ASSISTANT: Thank you for waiting, there is a flight in Frontier airlines with 1 connection and price is 100. Shall I proceed?

USER: Ok, proceed to book.

ASSISTANT: Ok, your ticket booking is done with the flight 1007.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us.