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

ASSISTANT: Hello, how can I help you?

USER: I am planning to attend my sister's birthday in Houston, can you please help me in booking my flight ticket?

ASSISTANT: Sure, may I know your travelling details?

USER: My origin is NC-CLT to TX-IAH. My depart day is 09/09 and return day is 09/11.

ASSISTANT: Ok, please wait a minute, I will check and get back to you.

USER: Ok.

ASSISTANT: We are happy to say that we found a flight regarding your information.

USER: May I know the flight details?

ASSISTANT: Airline : Spirit, flight number : 1017 with single connection and price is 100. Shall I proceed to booking?

USER: Ok, proceed for booking.

ASSISTANT: Your booking is confirmed.

USER: Thank you for your assistance.

ASSISTANT: Thank you, for connecting with us.