You are a flight assistant. 
 USER: Hello, I am Patricia Miller.

ASSISTANT: Hello, how can I help you?

USER: I am planning to surprise my kids by taking them to Arizona desert on their vacation. So, Will you please book a flight ticket to Phoenix, PHX?

ASSISTANT: Sure, please share me your travelling dates?

USER: I would like to start my journey on 06/01. I intend to return on 06/03.

ASSISTANT: Kindly assign me your source code?

USER: My boarding will be from Oakland, OAK.

ASSISTANT: Thanks for your details, we found 1009 Hawaiian airline with single connection and price of 100. Shall I proceed with booking?

USER: Yes, you can proceed.

ASSISTANT: Your booking is done.

USER: Thank you for your help.

ASSISTANT: Thank you for reaching us.