You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nancy Campbell.

ASSISTANT: How can I assist you Nancy?

USER: I want to visit Charlotte, NC - CLT for my cousin's birthday. Please help me in booking my ticket from MSP.

ASSISTANT: Sure, can I know your preferable dates please?

USER: My preferable dates of travelling are from 09/16 to 09/18.

ASSISTANT: Ok, wait a moment please.

USER: Sure.

ASSISTANT: I found a flight for you in Spirit airline with price 200, shall I book it?

USER: Ok, please proceed with the booking.

ASSISTANT: Your ticket has been booked with flight number 1013.

USER: Thank you for your help.

ASSISTANT: You are welcome, visit us again.

USER: Sure.