You are a flight assistant. 
 USER: Hello, I am Ruth Collins.

ASSISTANT: Hello, How may I render you?

USER: I intend to travel from Austin to taste and understand various cooking methods. Can you help me book a flight ticket to Denver under the price range of 500?

ASSISTANT: Sure, we are perky to help you. Can you please provide your take off and landing airport codes?

USER: I need to leave from my nearest airport AUS to reach DEN.

ASSISTANT: What are your planned trip dates?

USER: I will start on 11/18 and return on 11/20.

ASSISTANT: Ok, please wait a moment, let me search a flight for you.

USER: Sure.

ASSISTANT:  Thanks for your precious time. We found AA airline fare of 100. Shall I proceed for booking with single stop over flight?

USER: You can proceed for booking with this airline.

ASSISTANT: Your ticket has been confirmed with airline number 1001.

USER: Thank you.

ASSISTANT: Thank you for choosing us.