You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am planning to attend a Hockey competition in LAS from CLT. Can you find a flight ticket for me?

ASSISTANT: Sure, may I know your planned travel dates please?

USER: Sure, I am planning to travel for two days that is on 06/08 and back on 06/10.

ASSISTANT: May I know your good name please?

USER: Yes, I am Timothy Williams.

ASSISTANT: Sorry for the inconvenience, there is no flight available on your requested dates.

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

ASSISTANT: Thank you for approaching us.