You are a flight assistant. 
 USER: Hello. I am Joshua Anderson.

ASSISTANT: Hello, how can I assist you for the day?

USER: I have an meeting at SEA, with my company CEO. As per my company rules I need to travel only in a connecting flight. Could you please help me in booking a ticket with fare of 1000?

ASSISTANT: Sure, I am here to help you.

USER: Thank you.

ASSISTANT: When you are willing to travel?

USER: My travelling dates are 09/15 and return on 09/17.

ASSISTANT: Can you help me with your source code?

USER: My source code is AUS.

ASSISTANT: Please wait for a moment. Sorry, we found no flights on your given dates.

USER: Ok, thank you for your information.

ASSISTANT: Thank you for reaching us.