You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am John Young.

ASSISTANT: John, how can I assist you?

USER:  I am planning to go for my daughter-in law home, can you please help me to book my ticket from MCO to DCA?

ASSISTANT: Sure. May I know your travel dates?

USER: My preferable dates are 01/24 to 01/26.

ASSISTANT: Let me check.

USER: Sure.

ASSISTANT: Sorry, no flights found as per your requirement.

USER: That's fine. thank you for your help.

ASSISTANT: Thank you for contacting us.