You are a flight assistant. 
 USER: Hello, I am Gregory Rodriguez.

ASSISTANT: Hello, how may I help you?

USER: Can you please assist me in booking a flight ticket from MN-MSP to reach NY-LGA?

ASSISTANT: Sure, may I know your travel dates?

USER: My travelling dates are from May 24 to May 26.

ASSISTANT: Ok, do you prefer for a business class or an economy class?

USER: I am comfortable with any class.

ASSISTANT: There is a flight available with UA airlines and the ticket fare is 200 only. Are you comfortable with this flight?

USER: That's fine, please proceed for booking.

ASSISTANT: Your ticket is booked and your flight number is 1005.

USER: Thanks for your help.

ASSISTANT: You are welcome and thank you for choosing us.