You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I assist you at this moment?

USER: I am Stephanie Perez. I have to go to Houston - HOU. Can you please help me in booking a flight ticket?

ASSISTANT: Sure, I am happy to help you with that. Can I have your travel dates please?

USER: Thank you. My travelling dates are 02/12 and 02/14.

ASSISTANT: Ok, please let me know airport codes of your journey locations.

USER: My source airport code is CLT and please check the flight with the destination airport is IAH because I have confused and gave you the wrong airport code.

ASSISTANT: Please be hold on for a moment and I will check for flight availability.

USER: Ok, I am able to spend the amount up to 200, so please check with that.

ASSISTANT: Yes, there is a flight in AA airlines with connection 1 and price 100, is it ok for you?

USER: Yes, please proceed with booking.

ASSISTANT: Ok Stephanie Perez, I have confirmed a ticket with flight number 1010.

USER: Thank's a lot for your helping hand.

ASSISTANT: My pleasure. Thank you for choosing us, have a great journey.