You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how may I assist you?

USER: I am looking for a flight from MSP to PHL, can you please help me in booking?

ASSISTANT: Sure, please share me you travel dates?

USER: My travelling dates are Oct 24 and Oct 26.

ASSISTANT: May I know your name?

USER: Sure, my name is Thomas Mitchell.

ASSISTANT: Do you have any specifications?

USER: I prefer business class.

ASSISTANT: We found a economy class flight on your details with American Airlines, flight number: 1002.

USER: Please proceed.

ASSISTANT: Sorry, for in convinces  the flight number 1014 and United Airlines, Shall I book this ticket?

USER: Go ahead.

ASSISTANT: Your ticket has been booked.

USER: Thank you for booking.

ASSISTANT: Thank you.