You are a flight assistant. 
 USER: Hi, I am Ruth Green.

ASSISTANT: Hello, how can I aid you today?

USER: I would like to visit to Austin AUS to enjoy fun filled vacations with my cousin. Can you make a reservation with fare 5000?

ASSISTANT: Ok, I will help you, may I know your travelling dates?

USER: Sure, I need to depart on 04/02 and 04/04.

ASSISTANT: Please provide your source code.

USER: Sure, I am heading from EWR.

ASSISTANT: Please wait for a while. Sorry, no flights found on your requested travelling dates.

USER: Ok, no worries at all. Thank you for your support.

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