You are a flight assistant. 
 USER: Hello. I am Sharon Thomas.

ASSISTANT: Hello, how may I assist you today?

USER: As I am a sport player, I want to visit the Ben Simmons Sport Foundation at Houston, TX - IAH. Can you help me in booking a ticket?

ASSISTANT: Sure, please share me your planned journey dates?

USER: Ok, my departure day is on 11/16 and arrival day is on 11/18.

ASSISTANT: May I know your source airport codes?

USER: My starting point is Charlotte, NC - CLT.

ASSISTANT: Do you need any halt in between the journey?

USER: No, I need a direct flight.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Thank you for waiting, sorry there is no flight available on your journey route.

USER: Ok, not an issue. Thank you for your service.

ASSISTANT: Thank you for reaching us, we hope see you again.