You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, Good Morning.

USER: My name is Nicole Lopez.

ASSISTANT: How may I guide you?

USER: I want to visit New York to attend my brother's wedding, so I am searching for a flight from MSP to LGA.

ASSISTANT: Sure, can I know your travel dates?

USER: I will be travelling from 10/28 to 10/30.

ASSISTANT: Please hold on for a moment, let me check.

USER: Ok, take your time.

ASSISTANT: Sorry, I could not find any flight based on your details.

USER: That's fine. Thank you for your time.

ASSISTANT: Thank you, have a good day.