You are a flight assistant. 
 USER: Hello.

ASSISTANT: Hello, how can I assist you at this moment?

USER: Can you please help me to book a flight from LAX on Mar 13th?

ASSISTANT: Sure, I am happy to help you with that. Could you please  let me know the airport code of your destination?

USER: I am heading to PHX to celebrate my grand father's 100th birthday.

ASSISTANT: That is great. On which date do you like to return from your destination?

USER: I will be returning back on May 15th.

ASSISTANT: Are you looking for any specific class to travel?

USER: No, I am comfortable in any class.

ASSISTANT: Do you prefer any stop in between your journey locations?

USER: No issues with one connecting flight.

ASSISTANT: Can I have your good name please to proceed further?

USER: Sure, my name is Rachel Carter.

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

USER: Ok, I will be right here.

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

USER: It looks perfect. please proceed.

ASSISTANT: Ok Rachel Carter, your ticket booking has done and the flight number is 1002.

USER: Thank you for your help.

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