You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. How can I help you?

USER: I am Charles Edwards.

ASSISTANT: Yes Edwards.

USER: I have to attend a business meeting in SEA, will you please find flight from DFW?

ASSISTANT: Sure, I will help you. Can you please provide me your travelling dates?

USER: My trip dates are 09/03 till 09/05.

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

USER: Not an issue, thank you for checking.

ASSISTANT: Welcome. Thank you for choosing us.