You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Lisa Miller.

ASSISTANT: How can I aid you?

USER: Can you help me to make a flight reservation from IAH to AUS?

ASSISTANT: Sure, may I know your journey dates please?

USER: My journey dates are 06/12 and 06/14.

ASSISTANT: Wait for a while please.

USER: Sure.

ASSISTANT: Delta airlines is available in your route with the ticket fare of 200, shall I proceed with the booking?

USER: Yes, you can proceed with this flight.

ASSISTANT: Your ticket is booked with the flight-1027.

USER: Thanks for your help.

ASSISTANT: Thank you for approaching us.