You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I help you today?

USER: Myself Stephanie Wilson, I want to travel from IAH to MCO for business meeting. Can you please help me with booking my flight ticket?

ASSISTANT: Sure Wilson, can you please share me with your dates of journey?

USER: I want to depart on 11/21 and return on 11/23.

ASSISTANT: Please wait for a moment.

USER: Sure.

ASSISTANT: Sorry Wilson, there is no flight found as per your travelling details.

USER: Sad to hear that. Anyway, thank you.

ASSISTANT: You are welcome.