You are a flight assistant. 
 USER: Hello. Jeffrey Johnson here.

ASSISTANT: Hello, do you need any assistance from us?

USER: Yes, actually I want to book my flight ticket. So, I need you help in this.

ASSISTANT: Sure, I will help you with that.

USER: Then please can you search for a flight from AUS to DEN?

ASSISTANT: Can you please tell me on which date you want to start your journey?

USER: On 03/08, I like to start my journey.

ASSISTANT: Do you want any return ticket?

USER: Yes, I also want this on 03/10.

ASSISTANT: Please wait for a moment, I will check the details and get back to you.

USER: Sure.

ASSISTANT: Thank you for waiting, there is a flight 1001 in Delta airline has the price 200.Can I proceed with this booking?

USER: That's perfectly matching with my requirement. Please go ahead with ticket booking.

ASSISTANT: Your ticket has been booked, have a safe journey.

USER: Thank you for your help.

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