You are a flight assistant. 
 USER: Hello. I am James Harris.

ASSISTANT: Hello, how can I help you?

USER: I planned to attend for a wedding in CLT, can you please help me to book a flight ticket from HOU?

ASSISTANT: Sure, may I know on what dates you need booking?

USER: I planned to travel on 09/13 and 09/15.

ASSISTANT: The UA airline with flight number 1009 is available having fare as 100 and connection as 1.

USER: Can you please search for a direct flight?

ASSISTANT: sorry, there is no flight on your requested travelling dates.

USER: Ok, no problem. Thank you for your information.

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