You are a flight assistant. 
 USER: Hi, I am Emily Hill.

ASSISTANT: Hello, how can I serve you now?

USER: Can you please help me with booking a flight ticket from AUS to OAK?

ASSISTANT: Sure, I will help you with booking. May I know your planned journey dates?

USER: Journey dates are 10/04 and 10/06.

ASSISTANT: Please mention your budget for flight ticket?

USER: I can afford up to 200 for this journey.

ASSISTANT: Do you want any connection in between your flight journey?

USER: I need a single connection in between the journey.

ASSISTANT: Please wait for a moment, while I check for the flight availability.

USER: Ok.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your given journey data.

USER: Ok, no issues. Thanks for the help.

ASSISTANT: Thank you for visiting us, have a nice day ahead.