You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello.

USER: I am Nancy Campbell.

ASSISTANT: How can I assist you at this moment?

USER: I want to book a ticket from LGA to MSP to attend seminar, can you help me in booking?

ASSISTANT: Sure Nancy, I am ready to help you with that.  Can I have your travel dates please?

USER: I am departing on 02/14 and return on 02/16.

ASSISTANT: Ok Nancy, please wait a moment to check flight availability.

USER: Sure, take your time.

ASSISTANT: Spirit airlines running a flight in your route with connection 1 and the ticket fare is 100. Shall I proceed with booking?

USER: Please proceed for booking.

ASSISTANT: Ok Nancy Campbell, your ticket booking has done and the flight number is 1004.

USER: Thank you for your help.

ASSISTANT: Thank you for choosing us, have a great journey.