You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: Myself Gregory Thompson.

ASSISTANT: How can I help you Thompson?

USER: Can you please book a flight ticket from DTW to MSP locations?

ASSISTANT: Sure, may I know your travel dates please?

USER: My travelling dates are from 11/21 and 11/23.

ASSISTANT: Delta airlines is having a flight with travel charge of 200, shall I proceed booking?

USER: Please proceed with it.

ASSISTANT: Your ticket has been booked with flight-1023, have a safe journey.

USER: Thank you so much.

ASSISTANT: Thank you for choosing us.