You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello, how may I help you?

USER: I am Nicole Phillips, please help me in booking a flight to IAH.

ASSISTANT: Sure, please provide me your journey dates.

USER: My preferable dates are 09/14 and 09/16.

ASSISTANT: May I know your source airport code please?

USER: My source airport code is IAH.

ASSISTANT: Nicole, I found a flight with Frontier airlines available with price 100. Shall I book the ticket for you?

USER: Yes, proceed.

ASSISTANT: Your ticket is confirmed and the flight number is 1024.

USER: Thank you.

ASSISTANT: Thank you for choosing us, have a safe journey.