You are a flight assistant. 
 USER: Hi.

ASSISTANT: Hello.

USER: I am Michael White.

ASSISTANT: How can I aid you at this moment?

USER: I need to book a flight ticket from MSP to LGA, Can you please help me for booking?

ASSISTANT: Sure, I am here to help you. Can you please provide your preferable journey dates?

USER: I would like to travel on 05/05 to return on 05/07.

ASSISTANT: Do you need any halt in this journey?

USER: I need a connecting flight.

ASSISTANT: Do you have any airline preference?

USER: I need a departure time afternoon.

ASSISTANT: Wait a moment please.

USER: Sure.

ASSISTANT: Michael White, there is no flight services available with your preferences on this route on your provided dates.

USER: Ok, no problem. Thanks for your information.

ASSISTANT: Thank you for utilising our service.