You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. May I know your good name, Please?

USER: I am Samantha Garcia.

ASSISTANT: How may I assist you for the day?

USER: I want to go to my hometown this weekend, can you book a flight with price under 5000?

ASSISTANT: Sure. May I know your travel dates, Please?

USER: Sure, my travel dates are 08/31 and 09/02.

ASSISTANT: Can you please, Share your airport codes?

USER: Sure, I would like to travel from HOU to IAD.

ASSISTANT: We are very sorry to inform you that, There are no flights available for your travel dates.

USER: Ok, no issue.

ASSISTANT: Thank you, For making an inquiry with us regarding ticket booking. Have a great day.

USER: Thank you.