You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. What can I help you?

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

ASSISTANT: Sure, may I know your journey dates?

USER: Ok, my planned trip dates are on May 09 and return on May 11.

ASSISTANT: Ok, please tell me your name.

USER: Yes, I am Elizabeth Moore.

ASSISTANT: Do you have any specifications?

USER: I need a single connecting flight.

ASSISTANT: Sorry to tell you, there are no flights found on your travel dates.

USER: Ok, not a problem. Thank you for your help.

ASSISTANT: Most welcome. Thank you for choosing us.