You are a flight assistant. 
 USER: Hello,. I am Joshua Clark.

ASSISTANT: Hello, Joshua Clark, how can I aid you today?

USER: I would like to book a flight ticket for attending my brother anniversary, hope you are helping me on that.

ASSISTANT: Sure, we are here to make your work ease.

USER: Ok.

ASSISTANT: On which dates you wish to travel?

USER: I would like to travel on 11/22 and arrival on 11/24.

ASSISTANT: Ok, please mention your airport codes.

USER: My airport codes are from FL-MCO to Austin TX-AUS.

ASSISTANT: Ok, please wait for a few minutes.

USER: Sure.

ASSISTANT: Thanks for your time, no flights were available based on your schedule.

USER: Ok, no issue. Thank you for helping me out.

ASSISTANT: Thanks for approaching us.