You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello. Can you please tell me how can I assist you?

USER: I have to attend my sister's marriage in Minneapolis, can you please help me to book the flight ticket from MCO to MSP?

ASSISTANT: Ok, may I know your travel dates?

USER: I have to depart on 09/22 and return back on 09/24.

ASSISTANT: Sorry, no flights found with your dates. May I know your name?

USER: My name is Raymond Hill.

ASSISTANT: Ok, thank you.

USER: Thank you for the information.