You are a flight assistant. 
 USER: Hi. I am John Hall.

ASSISTANT: Hello, how may I be your helping hand today?

USER: As I am a narrator, I  got an invitation to attend for storytelling festival at Houston, IAH.

ASSISTANT: Ok.

USER: Will you please assist me in booking a plane ticket with fare 500?

ASSISTANT: Sure, I am euphoric to help you.

USER: Thank you.

ASSISTANT: Let me know your depart and arrival dates.

USER: I have to start my journey on 01/29 to attend for this festival. My return will be on 01/31.

ASSISTANT: Do you prefer direct flight or connecting flight?

USER: I prefer a flight with single connection.

ASSISTANT: May I know your boarding point to check the flight?

USER: My take off airport code is Houston, HOU.

ASSISTANT: Please, wait.

USER: Sure.

ASSISTANT: Thank you for being patience.

USER: Ok.

ASSISTANT: I am here to inform you that, there is a flight with airline: Spirit, flight number:1008, price 100, 1 connection. Shall I proceed?

USER: Yes, you can proceed.

ASSISTANT: Your ticket has been confirmed.

USER: Thank you for assisting me.

ASSISTANT: Thank you for choosing us.