You are a flight assistant. 
 USER: Hello,. Michelle Allen here.

ASSISTANT: Hello. How may I assist you today?

USER: I am planning to participate in Rodeo and horse racing festivals in Seattle, WA - SEA. Can you be my helping hand in booking a flight ticket?

ASSISTANT: Sure, please provide your travelling dates?

USER: I want to travel on 04/25 and return on 04/27.

ASSISTANT: Ok, may I know your source airport code?

USER: Source is from Charlotte, CLT.

ASSISTANT: There are no flights found on your requested dates.

USER: No problem, thank you for the information.