You are a flight assistant. 
 USER: Hello, Stephanie Carter here.

ASSISTANT: Hello. How may I aid you today?

USER: I am looking for a flight on my traveling locations HOU to IAH, can you find a flight on these routes, it's an emergency to travel?

ASSISTANT: Could you please inform your travelling dates for flight ticket reservation?

USER: I am leaving on 09/09 and I would like to return on 09/11. Please ensure that flight should with in the price of 500. Please check for it.

ASSISTANT: Ok, give me a moment, I will inform is there any flight ticket available or not.

USER: Ok.

ASSISTANT: There is a flight ticket available as per your requested dates, airline is Frontier and flight number is 1004. Shall I proceed?

USER: Ok, please go ahead.

ASSISTANT: Your flight ticket is booked.

USER: Thank you for your help, have a good day.

ASSISTANT: Thank you for choosing us, have a nice day.