You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I provide service to you?

USER: I want to participate in Olympics at Austin, TX - AUS. Can you please book a ticket from Orlando, FL - MCO?

ASSISTANT: Sure, we are blissful to help you. Can I know how much money are you planning to spend for this reservation?

USER: I can spend up to 200.

ASSISTANT: Ok, when are you planning to travel?

USER: My scheduled dates are 01/13 and 01/15.

ASSISTANT: Can I have your name please?

USER: Sure, I am Michelle White.

ASSISTANT: Sorry to say you that there is no flight available on your dates.

USER: Ok, no worries. Thank you for your help.

ASSISTANT: Thank you for picking us, hope we will serve you best next time.